update PuTTY to v.0.75

Release/v1.76

.github/ISSUE_TEMPLATE.md

@@ -1,16 +1,30 @@
-<!--
-Only file GitHub issues for bugs and feature requests.  All other topics will be closed.
+<!--- Provide a general summary of the issue in the Title above -->
 
-Before opening an issue, please search for a duplicate or closed issue.
-Please provide as much detail as possible for us to fix your issue.
--->
+## Expected Behavior
+<!--- If you're describing a bug, tell us what should happen -->
+<!--- If you're suggesting a change/improvement, tell us how it should work -->
 
-<!-- Bug -->
-|Detail|Value|
-|--:|---|
-|Operating system | Windows 10 x64 |
-|mRemoteNG version| 1.75.7008  |
+## Current Behavior
+<!--- If describing a bug, tell us what happens instead of the expected behavior -->
+<!--- If suggesting a change/improvement, explain the difference from current behavior -->
 
+## Possible Solution
+<!--- Not obligatory, but suggest a fix/reason for the bug, -->
+<!--- or ideas how to implement the addition or change -->
 
-<!-- Feature Request -->
-<!-- If you file a feature request, please delete the bug section -->
+## Steps to Reproduce (for bugs)
+<!--- Provide an unambiguous set of steps to reproduce -->
+<!--- this bug. Include code to reproduce, if relevant -->
+1.
+2.
+3.
+4.
+
+## Context
+<!--- How has this issue affected you? What are you trying to accomplish? -->
+<!--- Providing context helps us come up with a solution that is most useful in the real world -->
+
+## Your Environment
+<!--- Include as many relevant details about the environment you experienced the bug in -->
+* Version used:
+* Operating System and version (e.g. Windows 10 1709 x64):

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,4 +1,29 @@
-<!--
-Please provide as much detail as possible with what your pull request does.
-Include a reference to a filed issue if it exists.
--->
+<!--- Provide a general summary of your changes in the Title above -->
+
+## Description
+<!--- Describe your changes in detail -->
+
+## Motivation and Context
+<!--- Why is this change required? What problem does it solve? -->
+<!--- If it fixes an open issue, please link to the issue here. -->
+
+## How Has This Been Tested?
+<!--- Please describe in detail how you tested your changes. -->
+<!--- Include details of your testing environment, and the tests you ran to -->
+<!--- see how your change affects other areas of the code, etc. -->
+
+## Screenshots (if appropriate):
+
+## Types of changes
+<!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: -->
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to change)
+
+## Checklist:
+<!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
+<!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->
+- [ ] My code follows the code style of this project.
+- [ ] My change requires a change to the documentation.
+- [ ] I have updated the documentation accordingly.
+- [ ] I have read the **CONTRIBUTING** document.

CHANGELOG.TXT

@@ -1,3 +1,190 @@
+1.76.20 (2019-04-12):
+
+Fixes:
+------
+#1401: Connections corrupted when importing RDC Manager files that are missing certain fields
+
+
+1.76.19 (2019-04-04):
+
+Fixes:
+------
+#1374: Vertical Scroll Bar missing in PuTTYNG after 0.70.0.1 & 0.71 updates
+
+
+1.76.18 (2019-03-20):
+
+Fixes:
+------
+#1365: PuTTY window not centered after 0.71 update
+
+
+1.76.17 (2019-03-20):
+
+Fixes:
+------
+#1362: Updated PuTTYNG to 0.71
+
+
+1.76.16 (2019-03-14):
+
+Fixes:
+------
+#1347: Remote Desktop Gateway username field encrypted instead of password
+
+
+1.76.15 (2019-03-09):
+
+Fixes:
+------
+#1303: Exception on first connection with new SQL server database
+#1304: Resolved several issues with importing multiple RDP Manager v2.7 files
+
+Features/Enhancements:
+----------------------
+Importing multiple files now only causes 1 save event, rather than 1 per file imported.
+
+
+1.76.14 (2019-02-08):
+
+Features/Enhancements:
+----------------------
+#222: Allow FIPS to be enabled
+
+
+1.76.13 (2018-12-22):
+
+Changes:
+--------
+#222: Pre-Release Test build for running on systems with FIPS Enabled
+
+
+1.76.12 (2018-11-08):
+
+Features/Enhancements:
+----------------------
+#1180: Allow saving certain connection properties locally when using database
+
+Fixes:
+------
+#1181: Connections sometimes dont immediately load when switching to sql feature
+#1173: Fixed memory leak when loading connections multiple times
+#1168: Autohide Connection and Config tab won't open when ssh connection active
+#1134: Fixed issue where opening a connection opens same connection on other clients when using database feature
+#449: Encrypt passwords saved to database
+
+
+1.76.11 (2018-10-18):
+
+Fixes:
+------
+#1139: Feature "Reconnect to previously opened sessions" not working
+#1136: Putty window not maximized
+
+
+1.76.10 (2018-10-07):
+
+Fixes:
+------
+#1124: Enabling themes causes an exception
+
+
+1.76.9 (2018-10-07):
+
+Fixes:
+------
+#1117: Duplicate panel created when "Reconnect on Startup" and "Create Empty Panel" settings enabled
+#1115: Exception when changing from xml data storage to SQL
+#1110: Pressing Delete button during connection rename attempts to delete the connection instead of the text
+#1106: Inheritance does not work when parent has C# default type set
+#1092: Invalid Cast Exceptions loading default connectioninfo 
+#1091: Minor themeing issues
+#853: Added some additional safety checks and logging to help address RDP crashes
+
+
+1.76.8 (2018-08-25):
+
+Fixes:
+------
+#1088: Delete and Launch buttons are not disabled when last external tool deleted
+#1087: 'Save connections after every edit' setting not honored
+#1082: Connections not given GUID if Id is empty in connection xml
+
+
+1.76.7 (2018-08-22):
+
+Fixes:
+------
+#1076: Wrong object selected when duplicating connection then switching between properties and inheritance in config window
+#1068: Fixed some toolbar positioning bugs
+
+
+1.76.6 (2018-08-03):
+
+Fixes:
+------
+#1062: Entering correct password when starting app does not load connections file
+
+1.76.5 (2018-08-02):
+
+Fixes:
+------
+#1057: Hitting F2 with no connection node selected caused unhandled exception
+#1052: 'Switch to notification panel' feature does not always switch
+#1051: Tooltips always displayed regardless of 'Show description tooltips in connection tree' setting
+#1050: Config window retains access to previously selected node after loading new connections file
+#1045: Config window shows several incorrect properties for HTTPS connections
+#1040: Canceling "select panel" form does not cancel
+#1039: Set default theme when themes disabled
+#1038: Unable to add connection with active filter
+#1036: Exception when themes are active and options page closed on Connections then reopened
+#1034: Connection context menu not being translated
+#1030: Exception thrown if importing from port scan and no tree node is selected
+#1020: BackupFileKeepCount setting not limiting backup file count
+#1004: Duplicating root or PuTTy node through hotkey causes unhandled exception
+#1002: Disabling filtering without clearing keyword leaves filtered state
+#1001: Connection tree context menu hotkeys stop working and disappear in some cases
+#999: Some hotkeys stop working if File menu was called when PuTTy Saved Sessions was selected
+#998: Can sometimes add connection under PuTTY Sessions node
+#991: Error when deleting host in filtered view
+#971: Portable Settings now apply to any machine they are used on
+#961: Connections file overwritten if correct decryption password not provided
+#893: Removed unneeded files from build/package
+#868: if statement returned the same value
+#762: Increased button size to fit locaized text
+
+
+1.76.4 Alpha 6 (2018-06-03):
+
+Features/Enhancements:
+----------------------
+#948: Fixed issue where many menu item translations were not being used
+#942: Improved Russian translation of several items
+#924: Notification for "No Host Specified" when clicking folders in quick-connect menu
+#902: Menu bar can once again be moved. View -> "Lock toolbar positions" now also locks the menu position
+Added option for creating an empty panel on startup
+
+Fixes:
+------
+#938: Minor layout improvements on the Port Scan screen
+#916: Default properties were not being saved
+
+
+1.76.3 Alpha 5 (2018-03-14):
+
+Fixes:
+------
+#911: Csv exports sometimes do not include all fields
+#807: Inheritance is sometimes turned on for nodes under root Connections node
+
+
+1.76.2 Alpha 4 (2018-03-03):
+
+Fixes:
+------
+#899: DoNotPlay is Case Sensitive in XML Serialization
+
+
 1.76.1 Alpha 3 (2018-02-24):
 
 Features/Enhancements:

CREDITS.TXT

@@ -23,6 +23,8 @@ github.com/DamianBis
 github.com/pfjason
 github.com/sirLoaf
 github.com/Fyers
+Vladimir Semenov (github.com/sli-pro)
+Stephan (github.com/st-schuler)
 
 
 Past Contributors
@@ -59,6 +61,8 @@ Lukas Plachy (github.com/rheingold)
 Gyuha Shin
 Stefan (github.com/polluks)
 github.com/emazv72
+Vladimir Semenov (github.com/sli-pro)
+Marco Sousa (github.com/marcomsousa)
 
 
 Included Source Code

Jenkinsfile

@@ -1,8 +1,8 @@
+#!groovy​
 node('windows') {
 	def jobDir = pwd()
 	def solutionFilePath = "\"${jobDir}\\mRemoteV1.sln\""
-	def vsToolsDir = "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\Tools"
-	def vsExtensionsDir = "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\CommonExtensions\\Microsoft\\TestWindow"
+	def msBuild = "C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\MSBuild\\15.0\\Bin\\msbuild.exe"
 	def nunitConsolePath = "${jobDir}\\packages\\NUnit.ConsoleRunner.3.7.0\\tools\\nunit3-console.exe"
 	def openCoverPath = "${jobDir}\\packages\\OpenCover.4.6.519\\tools\\OpenCover.Console.exe"
 	def reportGeneratorPath = "${jobDir}\\packages\\ReportGenerator.3.0.2\\tools\\ReportGenerator.exe"
@@ -24,11 +24,11 @@ node('windows') {
 	}
 
 	stage ('Build mRemoteNG (Normal)') {
-		bat "\"${vsToolsDir}\\VsDevCmd.bat\" && msbuild.exe /nologo /p:Platform=x86 \"${jobDir}\\mRemoteV1.sln\""
+		bat "\"${msBuild}\" /nologo /p:Platform=x86 \"${jobDir}\\mRemoteV1.sln\""
 	}
 
 	stage ('Build mRemoteNG (Portable)') {
-		bat "\"${vsToolsDir}\\VsDevCmd.bat\" && msbuild.exe /nologo /p:Configuration=\"Debug Portable\";Platform=x86 \"${jobDir}\\mRemoteV1.sln\""
+		bat "\"${msBuild}\" /nologo /p:Configuration=\"Debug Portable\";Platform=x86 \"${jobDir}\\mRemoteV1.sln\""
 	}
 
 	stage ('Run Unit Tests (Normal, w/coverage)') {

Jenkinsfile_publish.groovy

@@ -1,9 +1,13 @@
 node('windows') {
 	def jobDir = pwd()
 	def solutionFilePath = "\"${jobDir}\\mRemoteV1.sln\""
-	def vsToolsDir = "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\Tools"
-	def vsExtensionsDir = "C:\\Program Files (x86)\\Microsoft Visual Studio 14.0\\Common7\\IDE\\CommonExtensions\\Microsoft\\TestWindow"
-	def nunitTestAdapterPath = "C:\\Users\\Administrator\\AppData\\Local\\Microsoft\\VisualStudio\\14.0\\Extensions"
+    def msBuild = "C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\MSBuild\\15.0\\Bin\\msbuild.exe"
+    def nunitConsolePath = "${jobDir}\\packages\\NUnit.ConsoleRunner.3.7.0\\tools\\nunit3-console.exe"
+    def openCoverPath = "${jobDir}\\packages\\OpenCover.4.6.519\\tools\\OpenCover.Console.exe"
+    def testResultFilePrefix = "TestResult"
+    def testResultFileNormal = "${testResultFilePrefix}_UnitTests_normal.xml"
+    def testResultFilePortable = "${testResultFilePrefix}_UnitTests_portable.xml"
+    def coverageReport = "code_coverage_report.xml"
 
 	
 	stage ('Clean output dir') {
@@ -32,24 +36,24 @@ node('windows') {
     withCredentials([file(credentialsId: '9b674d57-6792-48e3-984a-4d1bab2abb64', variable: 'CODE_SIGNING_CERT')]) {
         withCredentials([usernamePassword(credentialsId: '05b7449b-05c0-490f-8661-236242526e62', passwordVariable: 'MRNG_CERT_PASSWORD', usernameVariable: 'NO_USERNAME')]) {
             stage ('Build mRemoteNG (Normal - MSI)') {
-                bat "\"${vsToolsDir}\\VsDevCmd.bat\" && msbuild.exe /nologo /t:Clean,Build /p:Configuration=\"Release Installer\" /p:Platform=x86 /p:CertPath=\"${env.CODE_SIGNING_CERT}\" /p:CertPassword=${env.MRNG_CERT_PASSWORD} \"${jobDir}\\mRemoteV1.sln\""
+                bat "\"${msBuild}\" /nologo /t:Clean,Build /p:Configuration=\"Release Installer\" /p:Platform=x86 /p:CertPath=\"${env.CODE_SIGNING_CERT}\" /p:CertPassword=${env.MRNG_CERT_PASSWORD} \"${jobDir}\\mRemoteV1.sln\""
                 archiveArtifacts artifacts: "Release\\*.msi", caseSensitive: false, onlyIfSuccessful: true, fingerprint: true
             }
         
             stage ('Build mRemoteNG (Portable)') {
-                bat "\"${vsToolsDir}\\VsDevCmd.bat\" && msbuild.exe /nologo /t:Clean,Build /p:Configuration=\"Release Portable\" /p:Platform=x86 /p:CertPath=\"${env.CODE_SIGNING_CERT}\" /p:CertPassword=${env.MRNG_CERT_PASSWORD} \"${jobDir}\\mRemoteV1.sln\""
+                bat "\"${msBuild}\" /nologo /t:Clean,Build /p:Configuration=\"Release Portable\" /p:Platform=x86 /p:CertPath=\"${env.CODE_SIGNING_CERT}\" /p:CertPassword=${env.MRNG_CERT_PASSWORD} \"${jobDir}\\mRemoteV1.sln\""
                 archiveArtifacts artifacts: "Release\\*.zip", caseSensitive: false, onlyIfSuccessful: true, fingerprint: true
             }
         }
     }
 	
-	stage ('Run Unit Tests (Normal - MSI)') {
-    	bat "\"${vsToolsDir}\\VsDevCmd.bat\" && VSTest.Console.exe /logger:trx /TestAdapterPath:${nunitTestAdapterPath} \"${jobDir}\\mRemoteNGTests\\bin\\Release\\mRemoteNGTests.dll\""
-	}
-
-	stage ('Run Unit Tests (Portable)') {
-    	bat "\"${vsToolsDir}\\VsDevCmd.bat\" && VSTest.Console.exe /logger:trx /TestAdapterPath:${nunitTestAdapterPath} \"${jobDir}\\mRemoteNGTests\\bin\\Release Portable\\mRemoteNGTests.dll\""
-	}
+    stage ('Run Unit Tests (Normal - MSI)') {
+        bat "\"${nunitConsolePath}\" \"${jobDir}\\mRemoteNGTests\\bin\\release\\mRemoteNGTests.dll\" --result=${testResultFileNormal} --x86"
+    }
+    
+    stage ('Run Unit Tests (Portable)') {
+        bat "\"${nunitConsolePath}\" \"${jobDir}\\mRemoteNGTests\\bin\\release portable\\mRemoteNGTests.dll\" --result=${testResultFilePortable} --x86"
+    }
 
     stage ('Generate UpdateCheck Files') {
         bat "powershell -ExecutionPolicy Bypass -File \"${jobDir}\\Tools\\create_upg_chk_files.ps1\" -TagName \"${env.TagName}\" -UpdateChannel \"${env.UpdateChannel}\""
@@ -58,11 +62,10 @@ node('windows') {
 	
     stage ('Publish to GitHub') {
         withCredentials([string(credentialsId: '5443a369-dbe8-42d3-b4e8-04d0b4e9039a', variable: 'GH_AUTH_TOKEN')]) {
-            def zipPath = "${jobDir}\\Release\\*.zip"
-            def msiPath = "${jobDir}\\Release\\*.msi"
+            def releaseFolder = "${jobDir}\\Release"
             // because batch files suck at handling newline characters, we have to convert to base64 in groovy and back to text in powershell
             def base64Description = env.ReleaseDescription.bytes.encodeBase64().toString()
-            bat "powershell -ExecutionPolicy Bypass -File \"${jobDir}\\Tools\\publish_to_github.ps1\" -Owner \"mRemoteNG\" -Repository \"mRemoteNG\" -ReleaseTitle \"${env.ReleaseTitle}\" -TagName \"${env.TagName}\" -TargetCommitish \"${env.TargetBranch}\" -Description \"${base64Description}\" -IsDraft ${env.IsDraft} -IsPrerelease ${env.IsPreRelease} -ZipFilePath \"${zipPath}\" -MsiFilePath \"${msiPath}\" -AuthToken \"${env.GH_AUTH_TOKEN}\" -DescriptionIsBase64Encoded"
+            bat "powershell -ExecutionPolicy Bypass -File \"${jobDir}\\Tools\\publish_to_github.ps1\" -Owner \"mRemoteNG\" -Repository \"mRemoteNG\" -ReleaseTitle \"${env.ReleaseTitle}\" -TagName \"${env.TagName}\" -TargetCommitish \"${env.TargetBranch}\" -Description \"${base64Description}\" -IsDraft ${env.IsDraft} -IsPrerelease ${env.IsPreRelease} -ReleaseFolderPath \"${releaseFolder}\" -AuthToken \"${env.GH_AUTH_TOKEN}\" -DescriptionIsBase64Encoded"
         }
     }
 }

README.MD

@@ -10,9 +10,9 @@
 
 | Update Channel | Build Status | Downloads |
 | ---------------|--------------|-----------|
-| Stable | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/master?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/master) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.75.7011/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.75.7011) |
-| Beta | | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.75.7011/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.75.7011) |
-| Development | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/develop?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/develop) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.76Alpha2/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.76Alpha2) |
+| Stable | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/master?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/master) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.75.7012/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.75.7012) |
+| Beta | | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.75.7012/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.75.7012) |
+| Development | [![Build status](https://ci.appveyor.com/api/projects/status/k0sdbxmq90fgdmj6/branch/develop?svg=true)](https://ci.appveyor.com/project/mremoteng/mremoteng/branch/develop) | [![Github Releases (by Release)](https://img.shields.io/github/downloads/mRemoteNG/mRemoteNG/v1.76Alpha5/total.svg)](https://github.com/mRemoteNG/mRemoteNG/releases/tag/v1.76Alpha5) |
 
 mRemoteNG is the next generation of mRemote, a full-featured, multi-tab remote connections manager.
 

Tools/7zip/License.txt

@@ -3,7 +3,7 @@
       License for use and distribution
       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-      Copyright (C) 1999-2016 Igor Pavlov.
+      Copyright (C) 1999-2018 Igor Pavlov.
 
       7-Zip Extra files are under the GNU LGPL license.
 

Tools/7zip/history.txt

@@ -1,6 +1,25 @@
 7-Zip Extra history
 -------------------
 
+This file contains only information about changes related to that package exclusively.
+The full history of changes is listed in history.txt in main 7-Zip program.
+
+
+18.05          2018-04-30
+-------------------------
+- The speed for LZMA/LZMA2 compressing was increased 
+    by 8% for fastest/fast compression levels and 
+    by 3% for normal/maximum compression levels.
+
+
+18.03 beta     2018-03-04
+-------------------------
+- The speed for single-thread LZMA/LZMA2 decoding
+  was increased  by 30% in x64 version and by 3% in x86 version.
+- 7-Zip now can use multi-threading for 7z/LZMA2 decoding,
+  if there are multiple independent data chunks in LZMA2 stream.
+
+
 9.35 beta           2014-12-07
 ------------------------------
   - SFX modules were moved to LZMA SDK package.

Tools/7zip/readme.txt

@@ -1,9 +1,9 @@
-7-Zip Extra 16.02
+7-Zip Extra 18.05
 -----------------
 
 7-Zip Extra is package of extra modules of 7-Zip. 
 
-7-Zip Copyright (C) 1999-2016 Igor Pavlov.
+7-Zip Copyright (C) 1999-2018 Igor Pavlov.
 
 7-Zip is free software. Read License.txt for more information about license.
 

Tools/CreateBulkConnections_ConfCons2_6.ps1

@@ -0,0 +1,114 @@
+#####################################
+# Author: David Sparer
+# Summary: 
+#   This is intended to be a template for creating connections in bulk. This uses the serializers directly from the mRemoteNG binaries.
+#   You will still need to create the connection info objects, but the library will handle serialization. It is expected that you
+#   are familiar with PowerShell. If this is not the case, reach out to the mRemoteNG community for help.
+# Usage:
+#   Replace or modify the examples that are shown toward the end of the script to create your own connection info objects. 
+#####################################
+
+$EncryptionKey = (Get-Credential -Message "Enter the encryption key you would like to use. This must match the encryption key used by the rest of the confCons file." -UserName "DontNeedUsername").Password
+$PathToMrngFolder = ""
+
+if ($PathToMrngFolder -eq "") {
+    Write-Error -Message 'You must set the $PathToMrngFolder variable in this script to the folder which contains mRemoteNG.exe'
+}
+
+$assembly = [System.Reflection.Assembly]::LoadFile((Join-Path -Path $PathToMrngFolder -ChildPath "mRemoteNG.exe"))
+$assembly = [System.Reflection.Assembly]::LoadFile((Join-Path -Path $PathToMrngFolder -ChildPath "BouncyCastle.Crypto.dll"))
+
+function New-mRemoteNGXmlSerializer {
+    [CmdletBinding()]
+    param (
+        [SecureString]
+        $EncryptionKey
+    )
+
+    PROCESS {
+        $cryptoProvider = New-Object -TypeName mRemoteNG.Security.SymmetricEncryption.AeadCryptographyProvider
+        $saveFilter = New-Object -TypeName mRemoteNG.Security.SaveFilter -ArgumentList @($false)
+        $xmlSerializer = New-Object -TypeName mRemoteNG.Config.Serializers.XmlConnectionNodeSerializer -ArgumentList @($cryptoProvider, $encryptionKey, $saveFilter)
+        Write-Output $xmlSerializer
+    }
+}
+
+function New-mRemoteNGConnectionInfo {
+    [CmdletBinding()]
+    param ()
+
+    PROCESS {
+        $connectionInfo = New-Object -TypeName mRemoteNG.Connection.ConnectionInfo
+        Write-Output $connectionInfo
+    }
+}
+
+function New-mRemoteNGContainerInfo {
+    [CmdletBinding()]
+    param ()
+
+    PROCESS {
+        $connectionInfo = New-Object -TypeName mRemoteNG.Container.ContainerInfo
+        Write-Output $connectionInfo
+    }
+}
+
+# Setup the services needed to do serialization
+$xmlSerializer = New-mRemoteNGXmlSerializer -EncryptionKey $EncryptionKey
+
+
+
+#----------------------------------------------------------------
+# Example 1: serialize many connections, no containers
+# Here you can define the number of connection info objects to create
+# You can also provide a list of desired hostnames and iterate over those
+$xml = ""
+foreach($i in 1..5)
+{
+    $connectionInfo = New-mRemoteNGConnectionInfo
+
+    # Set connection info properties
+    $connectionInfo.Name = "server-$i"
+    $connectionInfo.Hostname = "some-win-server-$i"
+    $connectionInfo.Protocol = [mRemoteNG.Connection.Protocol.ProtocolType]::RDP
+    $connectionInfo.Inheritance.Username = $true
+    $connectionInfo.Inheritance.Domain = $true
+    $connectionInfo.Inheritance.Password = $true
+
+    $serializedConnection = $xmlSerializer.SerializeConnectionInfo($connectionInfo).ToString()
+    $xml += $serializedConnection + [System.Environment]::NewLine
+}
+
+Write-Output $xml
+
+
+
+
+#----------------------------------------------------------------
+# Example 2: serialize a container which has connections
+# You can also create containers and add connections to them, which will be nested correctly when serialized
+$xml = ""
+$container = New-mRemoteNGContainerInfo
+$container.Name = "ProductionServers"
+$serializedContainer = $xmlSerializer.SerializeConnectionInfo($container)
+
+foreach($i in 1..3)
+{
+    $connectionInfo = New-mRemoteNGConnectionInfo
+
+    # Set connection info properties
+    $connectionInfo.Name = "server-$i"
+    $connectionInfo.Hostname = "some-linux-server-$i"
+    $connectionInfo.Protocol = [mRemoteNG.Connection.Protocol.ProtocolType]::SSH2
+    $connectionInfo.Inheritance.Username = $true
+    $connectionInfo.Inheritance.Domain = $true
+    $connectionInfo.Inheritance.Password = $true
+    
+    # serialize the connection
+    $serializedConnection = $xmlSerializer.SerializeConnectionInfo($connectionInfo)
+    # add the connection to the container
+    $serializedContainer.Add($serializedConnection)
+}
+
+# Call ToString() on the top-level container to get the XML of it and all its children
+Write-Output $serializedContainer.ToString()

Tools/github_functions.ps1

@@ -171,13 +171,27 @@ function Upload-GitHubReleaseAsset {
         [string]
         [Parameter(Mandatory=$true)]
         # The OAuth2 token to use for authentication.
-        $AuthToken
+        $AuthToken,
+
+        [string]
+        # A short description label for the asset
+        $Label = ""
     )
 
     $UploadUri = $UploadUri -replace "(\{[\w,\?]*\})$"
-    $file = Get-Item -Path $FilePath
+    $files = Get-Item -Path $FilePath
 
-    $req_uploadZipAsset = Invoke-WebRequest -Uri "$($UploadUri)?name=$($file.Name)" -Method Post -Headers @{"Authorization"="token $AuthToken"} -ContentType $ContentType -InFile $file.FullName -ErrorAction Stop
+    $labelParam = ""
+    if ($Label -ne "") {
+        $labelParam = "&label=$Label"
+    }
+
+    # Get-Item could produce an array of files if a wildcard is provided. (C:\*.txt)
+    # Upload each matching item individually
+    foreach ($file in $files) {
+        Write-Output "Uploading asset to GitHub release: '$($file.FullName)'"
+        $req_uploadZipAsset = Invoke-WebRequest -Uri "$($UploadUri)?name=$($file.Name)$labelParam" -Method Post -Headers @{"Authorization"="token $AuthToken"} -ContentType $ContentType -InFile $file.FullName -ErrorAction Stop
+    }
 }
 
 

Tools/postbuild_mremotev1.ps1

@@ -46,4 +46,5 @@ Format-Table -AutoSize -Wrap -InputObject @{
 & "$PSScriptRoot\tidy_files_for_release.ps1" -TargetDir $TargetDir -ConfigurationName $ConfigurationName
 & "$PSScriptRoot\sign_binaries.ps1" -TargetDir $TargetDir -CertificatePath $CertificatePath -CertificatePassword $CertificatePassword -ConfigurationName $ConfigurationName -Exclude $ExcludeFromSigning
 & "$PSScriptRoot\verify_binary_signatures.ps1" -TargetDir $TargetDir -ConfigurationName $ConfigurationName -CertificatePath $CertificatePath
+& "$PSScriptRoot\zip_symbols.ps1" -SolutionDir $SolutionDir -TargetDir $TargetDir -ConfigurationName $ConfigurationName
 & "$PSScriptRoot\zip_portable_files.ps1" -SolutionDir $SolutionDir -TargetDir $TargetDir -ConfigurationName $ConfigurationName

Tools/publish_to_github.ps1

@@ -43,13 +43,8 @@ param (
 
     [string]
     [Parameter(Mandatory=$true)]
-    # Path to the zip file to upload with the release
-    $ZipFilePath,
-
-    [string]
-    [Parameter(Mandatory=$true)]
-    #Path to the msi file to upload with the release
-    $MsiFilePath,
+    # Path to the folder which contains release assets to upload
+    $ReleaseFolderPath,
 
     [string]
     [Parameter(Mandatory=$true)]
@@ -70,7 +65,17 @@ if ($DescriptionIsBase64Encoded) {
 . "$PSScriptRoot\github_functions.ps1"
 
 
+$releaseFolderItems = Get-ChildItem -Path $ReleaseFolderPath
+$mrngPortablePath = ($releaseFolderItems | ?{$_.Name -match "portable-[\d\.]+\.zip"}).FullName
+$mrngNormalPath = ($releaseFolderItems | ?{$_.Name -match "installer-[\d\.]+\.msi"}).FullName
+$mrngPortableSymbolsPath = ($releaseFolderItems | ?{$_.Name -match "mremoteng-portable-symbols-[\d\.]+\.zip"}).FullName
+$mrngNormalSymbolsPath = ($releaseFolderItems | ?{$_.Name -match "mremoteng-symbols-[\d\.]+\.zip"}).FullName
+
+
 $release = Publish-GitHubRelease -Owner $Owner -Repository $Repository -ReleaseTitle $ReleaseTitle -TagName $TagName -TargetCommitish $TargetCommitish -Description $Description -IsDraft ([bool]::Parse($IsDraft)) -IsPrerelease ([bool]::Parse($IsPrerelease)) -AuthToken $AuthToken
-$zipUpload = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $ZipFilePath -ContentType "application/zip" -AuthToken $AuthToken
-$msiUpload = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $MsiFilePath -ContentType "application/octet-stream" -AuthToken $AuthToken
+$zipUpload = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $mrngPortablePath -ContentType "application/zip" -AuthToken $AuthToken -Label "Portable Edition (zip)"
+$msiUpload = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $mrngNormalPath -ContentType "application/octet-stream" -AuthToken $AuthToken -Label "Normal Edition (msi)"
+
+$portableEditionSymbols = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $mrngPortableSymbolsPath -ContentType "application/zip" -AuthToken $AuthToken -Label "Portable Edition Debug Symbols"
+$normalEditionSymbols = Upload-GitHubReleaseAsset -UploadUri $release.upload_url -FilePath $mrngNormalSymbolsPath -ContentType "application/zip" -AuthToken $AuthToken -Label "Normal Edition Debug Symbols"
 Write-Output (Get-GitHubRelease -Owner $Owner -Repository $Repository -ReleaseId $release.id -AuthToken $AuthToken)

Tools/tidy_files_for_release.ps1

@@ -15,7 +15,6 @@ if ($ConfigurationName -match "Release") {
     Write-Output "Removing unnecessary files from Release versions"
     Remove-Item -Path (Join-Path -Path $TargetDir -ChildPath "app.publish") -Recurse -Force
     $filesToDelete = Get-ChildItem -Path $TargetDir -Recurse -Include @(
-        "*.pdb",
         "*.publish",
         "*.xml",
         "*.backup",

Tools/zip_portable_files.ps1

@@ -13,13 +13,49 @@ param (
 )
 
 Write-Output "===== Beginning $($PSCmdlet.MyInvocation.MyCommand) ====="
-$path_packageZipScript = Join-Path -Path $SolutionDir -ChildPath "Tools\build-relport.cmd"
 
+if(-not [string]::IsNullOrEmpty($Env:APPVEYOR_BUILD_FOLDER)) {
+    Write-Output "Too early to run via Appveyor - artifacts don't get generated properly. Exiting"
+    Exit
+}
+
+Write-Output "Solution Dir: '$($SolutionDir)'"
+Write-Output "Target Dir: '$($TargetDir)'"
+$ConfigurationName = $ConfigurationName.Trim()
+Write-Output "Config Name (tirmmed): '$($ConfigurationName)'"
+
+
+# Windows Sysinternals Sigcheck from http://technet.microsoft.com/en-us/sysinternals/bb897441
+$SIGCHECK="$($SolutionDir)Tools\exes\sigcheck.exe"
+$SEVENZIP="$($SolutionDir)Tools\7zip\7za.exe"
 
 # Package Zip
-if ($ConfigurationName -match "Release" -and $ConfigurationName -match "Portable") {
+if ($ConfigurationName -eq "Release Portable") {
     Write-Output "Packaging Release Portable ZIP"
-    & $path_packageZipScript
+   
+    $version = & $SIGCHECK /accepteula -q -n "$($SolutionDir)mRemoteV1\bin\$($ConfigurationName)\mRemoteNG.exe"
+
+    Write-Output "Version is $($version)"
+
+    $PortableZip="$($SolutionDir)Release\mRemoteNG-Portable-$($version).zip"
+
+    $tempFolderPath = Join-Path -Path $SolutionDir -ChildPath "mRemoteV1\bin\package"
+    Remove-Item -Recurse $tempFolderPath -ErrorAction SilentlyContinue | Out-Null
+    New-Item $tempFolderPath -ItemType  "directory" | Out-Null
+    
+    Copy-Item "$($SolutionDir)mRemoteV1\Resources\PuTTYNG.exe" -Destination $tempFolderPath
+
+    #Write-Output "$($SolutionDir)mRemoteV1\bin\$ConfigurationName" 
+    #Write-Output "$($SolutionDir)mRemoteV1\bin\package"
+    Copy-Item "$($SolutionDir)mRemoteV1\bin\$ConfigurationName\*" -Destination $tempFolderPath -Recurse  -Force
+    # Delete any PDB files that accidentally get copied into the temp folder
+    Get-ChildItem -Path $tempFolderPath -Filter "*.pdb" | Remove-Item
+    Copy-Item "$($SolutionDir)*.txt" -Destination $tempFolderPath
+
+    Write-Output "Creating portable ZIP file $($PortableZip)"
+    Remove-Item -Force  $PortableZip -ErrorAction SilentlyContinue
+    & $SEVENZIP a -bt -bd -bb1 -mx=9 -tzip -y -r $PortableZip (Join-Path -Path $tempFolderPath -ChildPath "*.*")
+    #& $SEVENZIP a -bt -mx=9 -tzip -y $PortableZip "$($SolutionDir)*.TXT"
 }
 else {
     Write-Output "We will not zip anything - this isnt a portable release build."

Tools/zip_portable_files_appv.ps1

@@ -0,0 +1,39 @@
+if([string]::IsNullOrEmpty($Env:APPVEYOR_BUILD_FOLDER)) {
+    Write-Output "NOT running via Appveyor - Exiting"
+    Exit
+}
+
+$appvDir = $Env:APPVEYOR_BUILD_FOLDER
+
+Write-Output "Appveyor Build Dir: '$($appvDir)'"
+$ConfigurationName = $Env:CONFIGURATION.Trim()
+Write-Output "Config Name (tirmmed): '$($ConfigurationName)'"
+
+
+$SIGCHECK="$($SolutionDir)Tools\exes\sigcheck.exe"
+$SEVENZIP="$($SolutionDir)Tools\7zip\7za.exe"
+
+if ($ConfigurationName -eq "Release Portable") {
+    Write-Output "Packaging Release Portable ZIP"
+   
+    $version = & $SIGCHECK /accepteula -q -n "$($SolutionDir)mRemoteV1\bin\$($ConfigurationName)\mRemoteNG.exe"
+
+    Write-Output "Version is $($version)"
+
+    $PortableZip="$($SolutionDir)Release\mRemoteNG-Portable-$($version).zip"
+
+    Remove-Item -Recurse "$($SolutionDir)mRemoteV1\bin\package" -ErrorAction SilentlyContinue | Out-Null
+    New-Item "$($SolutionDir)mRemoteV1\bin\package" -ItemType  "directory" | Out-Null
+    
+    Copy-Item "$($SolutionDir)mRemoteV1\Resources\PuTTYNG.exe" -Destination "$($SolutionDir)mRemoteV1\bin\package"
+
+    Copy-Item "$($SolutionDir)mRemoteV1\bin\$ConfigurationName\*" -Destination "$($SolutionDir)mRemoteV1\bin\package" -Recurse  -Force 
+    Copy-Item "$($SolutionDir)*.txt" -Destination "$($SolutionDir)mRemoteV1\bin\package"
+
+    Write-Output "Creating portable ZIP file $($PortableZip)"
+    Remove-Item -Force  $PortableZip -ErrorAction SilentlyContinue
+    & $SEVENZIP a -bt -bd -bb1 -mx=9 -tzip -y -r $PortableZip "$($SolutionDir)mRemoteV1\bin\package\*.*"
+}
+else {
+    Write-Output "We will not zip anything - this isnt a portable release build."
+}

Tools/zip_symbols.ps1

@@ -0,0 +1,56 @@
+param (
+    [string]
+    [Parameter(Mandatory=$true)]
+    $SolutionDir,
+
+    [string]
+    [Parameter(Mandatory=$true)]
+    $TargetDir,
+
+    [string]
+    [Parameter(Mandatory=$true)]
+    $ConfigurationName
+)
+
+Write-Output "===== Beginning $($PSCmdlet.MyInvocation.MyCommand) ====="
+
+if(-not [string]::IsNullOrEmpty($Env:APPVEYOR_BUILD_FOLDER)) {
+    Write-Output "Too early to run via Appveyor - artifacts don't get generated properly. Exiting"
+    Exit
+}
+
+Write-Output "Solution Dir: '$($SolutionDir)'"
+Write-Output "Target Dir: '$($TargetDir)'"
+$ConfigurationName = $ConfigurationName.Trim()
+Write-Output "Config Name (trimmed): '$($ConfigurationName)'"
+
+
+# Windows Sysinternals Sigcheck from http://technet.microsoft.com/en-us/sysinternals/bb897441
+$SIGCHECK="$($SolutionDir)Tools\exes\sigcheck.exe"
+$SEVENZIP="$($SolutionDir)Tools\7zip\7za.exe"
+
+# Package Zip
+if ($ConfigurationName -match "Release") {
+    Write-Output "Packaging debug symbols"
+   
+    $version = & $SIGCHECK /accepteula -q -n "$($SolutionDir)mRemoteV1\bin\$($ConfigurationName)\mRemoteNG.exe"
+
+    Write-Output "Version is $($version)"
+
+    if ($ConfigurationName -match "Portable") {
+        $zipFilePrefix = "mRemoteNG-Portable-symbols"
+    } else {
+        $zipFilePrefix = "mRemoteNG-symbols"
+    }
+
+    $outputZipPath="$($SolutionDir)Release\$zipFilePrefix-$($version).zip"
+
+    Write-Output "Creating debug symbols ZIP file $($outputZipPath)"
+    Remove-Item -Force  $outputZipPath -ErrorAction SilentlyContinue
+    & $SEVENZIP a -bt -bd -bb1 -mx=9 -tzip -y -r $outputZipPath (Join-Path -Path $TargetDir -ChildPath "*.pdb")
+}
+else {
+    Write-Output "We will not package debug symbols - this isnt a release build."
+}
+
+Write-Output ""

appveyor.yml

@@ -1,10 +1,11 @@
-version: 1.0.{build}
+version: 1.76.{build}
 pull_requests:
   do_not_increment_build_number: true
 image: Visual Studio 2017
 configuration:
 - Release
 - Release Portable
+- Release Installer
 platform: x86
 clone_depth: 1
 install:
@@ -14,7 +15,14 @@ before_build:
 build:
   project: mRemoteV1.sln
   verbosity: normal
+after_build:
+- ps: "if([string]::IsNullOrEmpty($Env:APPVEYOR_BUILD_FOLDER)) {\n    Write-Output \"NOT running via Appveyor - Exiting\"\n    Exit\n}\n\n$appvDir = $Env:APPVEYOR_BUILD_FOLDER\n\nWrite-Output \"Appveyor Build Dir: '$($appvDir)'\"\n$ConfigurationName = $Env:CONFIGURATION.Trim()\nWrite-Output \"Config Name (tirmmed): '$($ConfigurationName)'\"\n\n\n$SIGCHECK=\"$($SolutionDir)Tools\\exes\\sigcheck.exe\"\n$SEVENZIP=\"$($SolutionDir)Tools\\7zip\\7za.exe\"\n\nif ($ConfigurationName -eq \"Release Portable\") {\n    Write-Output \"Packaging Release Portable ZIP\"\n   \n    $version = & $SIGCHECK /accepteula -q -n \"$($SolutionDir)mRemoteV1\\bin\\$($ConfigurationName)\\mRemoteNG.exe\"\n\n    Write-Output \"Version is $($version)\"\n\n    $PortableZip=\"$($SolutionDir)Release\\mRemoteNG-Portable-$($version).zip\"\n\n    Remove-Item -Recurse \"$($SolutionDir)mRemoteV1\\bin\\package\" -ErrorAction SilentlyContinue | Out-Null\n    New-Item \"$($SolutionDir)mRemoteV1\\bin\\package\" -ItemType  \"directory\" | Out-Null\n    \n    Copy-Item \"$($SolutionDir)mRemoteV1\\Resources\\PuTTYNG.exe\" -Destination \"$($SolutionDir)mRemoteV1\\bin\\package\"\n\n    Copy-Item \"$($SolutionDir)mRemoteV1\\bin\\$ConfigurationName\\*\" -Destination \"$($SolutionDir)mRemoteV1\\bin\\package\" -Recurse  -Force \n    Copy-Item \"$($SolutionDir)*.txt\" -Destination \"$($SolutionDir)mRemoteV1\\bin\\package\"\n\n    Write-Output \"Creating portable ZIP file $($PortableZip)\"\n    Remove-Item -Force  $PortableZip -ErrorAction SilentlyContinue\n    & $SEVENZIP a -bt -bd -bb1 -mx=9 -tzip -y -r $PortableZip \"$($SolutionDir)mRemoteV1\\bin\\package\\*.*\"\n}\nelse {\n    Write-Output \"We will not zip anything - this isnt a portable release build.\"\n}"
 test:
   assemblies:
     only:
-    - mRemoteNGTests\bin\$(configuration)\mRemoteNGTests.dll
+    - mRemoteNGTests\bin\$(configuration)\mRemoteNGTests.dll
+artifacts:
+- path: Release\*.msi
+  name: mRemoteNG-installer.msi
+- path: Release\*.zip
+  name: mRemoteNG-portable.zip

mRemoteNGTests/App/ImportTests.cs

@@ -0,0 +1,47 @@
+using System.IO;
+using mRemoteNG.App;
+using mRemoteNG.Config.Putty;
+using mRemoteNG.Connection;
+using mRemoteNG.Container;
+using mRemoteNGTests.Properties;
+using mRemoteNGTests.TestHelpers;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.App
+{
+	public class ImportTests
+	{
+		[Test]
+		public void ErrorHandlerCalledWhenUnsupportedFileExtensionFound()
+		{
+			using (FileTestHelpers.DisposableTempFile(out var file, ".blah"))
+			{
+				var conService = new ConnectionsService(PuttySessionsManager.Instance);
+				var container = new ContainerInfo();
+				var exceptionOccurred = false;
+
+				Import.HeadlessFileImport(new []{file}, container, conService, s => exceptionOccurred = true);
+
+				Assert.That(exceptionOccurred);
+			}
+		}
+
+		[Test]
+		public void AnErrorInOneFileDoNotPreventOtherFilesFromProcessing()
+		{
+			using (FileTestHelpers.DisposableTempFile(out var badFile, ".blah"))
+			using (FileTestHelpers.DisposableTempFile(out var rdpFile, ".rdp"))
+			{
+				File.AppendAllText(rdpFile, Resources.test_remotedesktopconnection_rdp);
+				var conService = new ConnectionsService(PuttySessionsManager.Instance);
+				var container = new ContainerInfo();
+				var exceptionCount = 0;
+				
+				Import.HeadlessFileImport(new[] { badFile, rdpFile }, container, conService, s => exceptionCount++);
+
+				Assert.That(exceptionCount, Is.EqualTo(1));
+				Assert.That(container.Children, Has.One.Items);
+			}
+		}
+	}
+}

mRemoteNGTests/Config/Serializers/ConnectionSerializers/Csv/CsvConnectionsDeserializerMremotengFormatTests.cs

@@ -19,20 +19,20 @@ namespace mRemoteNGTests.Config.Serializers.ConnectionSerializers.Csv
     public class CsvConnectionsDeserializerMremotengFormatTests
     {
         private CsvConnectionsDeserializerMremotengFormat _deserializer;
-        private ICredentialRepositoryList _credentialRepositoryList;
+        private CsvConnectionsSerializerMremotengFormat _serializer;
 
         [SetUp]
         public void Setup()
         {
             _deserializer = new CsvConnectionsDeserializerMremotengFormat();
-            _credentialRepositoryList = Substitute.For<ICredentialRepositoryList>();
+            var credentialRepositoryList = Substitute.For<ICredentialRepositoryList>();
+            _serializer = new CsvConnectionsSerializerMremotengFormat(new SaveFilter(), credentialRepositoryList);
         }
 
         [TestCaseSource(typeof(DeserializationTestSource), nameof(DeserializationTestSource.ConnectionPropertyTestCases))]
         public object ConnectionPropertiesDeserializedCorrectly(string propertyToCheck)
         {
-            var serializer = new CsvConnectionsSerializerMremotengFormat(new SaveFilter(), _credentialRepositoryList);
-            var csv = serializer.Serialize(GetTestConnection());
+            var csv = _serializer.Serialize(GetTestConnection());
             var deserializedConnections = _deserializer.Deserialize(csv);
             var connection = deserializedConnections.GetRecursiveChildList().FirstOrDefault();
             var propertyValue = typeof(ConnectionInfo).GetProperty(propertyToCheck)?.GetValue(connection);
@@ -42,10 +42,10 @@ namespace mRemoteNGTests.Config.Serializers.ConnectionSerializers.Csv
         [TestCaseSource(typeof(DeserializationTestSource), nameof(DeserializationTestSource.InheritanceTestCases))]
         public object InheritancePropertiesDeserializedCorrectly(string propertyToCheck)
         {
-            var serializer = new CsvConnectionsSerializerMremotengFormat(new SaveFilter(), _credentialRepositoryList);
-            var csv = serializer.Serialize(GetTestConnectionWithAllInherited());
+            var csv = _serializer.Serialize(GetTestConnectionWithAllInherited());
             var deserializedConnections = _deserializer.Deserialize(csv);
             var connection = deserializedConnections.GetRecursiveChildList().FirstOrDefault();
+            connection?.RemoveParent();
             var propertyValue = typeof(ConnectionInfoInheritance).GetProperty(propertyToCheck)?.GetValue(connection?.Inheritance);
             return propertyValue;
         }
@@ -58,8 +58,7 @@ namespace mRemoteNGTests.Config.Serializers.ConnectionSerializers.Csv
             // |   |- Con1
             // |- Con2
             var treeModel = new ConnectionTreeModelBuilder().Build();
-            var serializer = new CsvConnectionsSerializerMremotengFormat(new SaveFilter(), _credentialRepositoryList);
-            var csv = serializer.Serialize(treeModel);
+            var csv = _serializer.Serialize(treeModel);
             var deserializedConnections = _deserializer.Deserialize(csv);
             var con1 = deserializedConnections.GetRecursiveChildList().First(info => info.Name == "Con1");
             var folder1 = deserializedConnections.GetRecursiveChildList().First(info => info.Name == "folder1");

mRemoteNGTests/Config/Serializers/ConnectionSerializers/Xml/XmlConnectionsDeserializerTests.cs

@@ -1,7 +1,6 @@
 using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
-using mRemoteNG.Config.Serializers;
 using mRemoteNG.Config.Serializers.Xml;
 using mRemoteNG.Connection;
 using mRemoteNG.Container;
@@ -19,7 +18,7 @@ namespace mRemoteNGTests.Config.Serializers.ConnectionSerializers.Xml
 
         public void Setup(string confCons, string password)
         {
-            _xmlConnectionsDeserializer = new XmlConnectionsDeserializer(password.ConvertToSecureString);
+            _xmlConnectionsDeserializer = new XmlConnectionsDeserializer(() => password.ConvertToSecureString());
             _connectionTreeModel = _xmlConnectionsDeserializer.Deserialize(confCons);
         }
 

mRemoteNGTests/Config/Serializers/DataTableDeserializerTests.cs

@@ -1,10 +1,12 @@
 using System.Data;
-using System.Linq;
-using mRemoteNG.Config.Serializers;
+using System.Security;
+using mRemoteNG.Config.Serializers.MsSql;
 using mRemoteNG.Connection;
 using mRemoteNG.Security;
+using mRemoteNG.Security.SymmetricEncryption;
 using mRemoteNG.Tree;
 using mRemoteNGTests.TestHelpers;
+using NSubstitute;
 using NUnit.Framework;
 
 namespace mRemoteNGTests.Config.Serializers
@@ -12,30 +14,37 @@ namespace mRemoteNGTests.Config.Serializers
     public class DataTableDeserializerTests
     {
         private DataTableDeserializer _deserializer;
+        private ICryptographyProvider _cryptographyProvider;
+
+        [SetUp]
+        public void Setup()
+        {
+            _cryptographyProvider = new LegacyRijndaelCryptographyProvider();
+        }
 
         [Test]
         public void WeCanDeserializeATree()
         {
             var model = CreateConnectionTreeModel();
             var dataTable = CreateDataTable(model.RootNodes[0]);
-            _deserializer = new DataTableDeserializer();
+            _deserializer = new DataTableDeserializer(_cryptographyProvider, new SecureString());
             var output = _deserializer.Deserialize(dataTable);
-            Assert.That(output.GetRecursiveChildList().Count(), Is.EqualTo(model.GetRecursiveChildList().Count()));
+            Assert.That(output.GetRecursiveChildList().Count, Is.EqualTo(model.GetRecursiveChildList().Count));
         }
 
         [Test]
         public void WeCanDeserializeASingleEntry()
         {
             var dataTable = CreateDataTable(new ConnectionInfo());
-            _deserializer = new DataTableDeserializer();
+            _deserializer = new DataTableDeserializer(_cryptographyProvider, new SecureString());
             var output = _deserializer.Deserialize(dataTable);
-            Assert.That(output.GetRecursiveChildList().Count(), Is.EqualTo(1));
+            Assert.That(output.GetRecursiveChildList().Count, Is.EqualTo(1));
         }
 
 
         private DataTable CreateDataTable(ConnectionInfo tableContent)
         {
-            var serializer = new DataTableSerializer(new SaveFilter());
+            var serializer = new DataTableSerializer(new SaveFilter(), _cryptographyProvider, new SecureString());
             return serializer.Serialize(tableContent);
         }
 

mRemoteNGTests/Config/Serializers/DataTableSerializerTests.cs

@@ -1,11 +1,15 @@
 using System.Linq;
+using System.Security;
 using mRemoteNG.Config.Serializers;
+using mRemoteNG.Config.Serializers.MsSql;
 using mRemoteNG.Connection;
 using mRemoteNG.Container;
 using mRemoteNG.Security;
+using mRemoteNG.Security.SymmetricEncryption;
 using mRemoteNG.Tree;
 using mRemoteNG.Tree.Root;
 using mRemoteNGTests.TestHelpers;
+using NSubstitute;
 using NUnit.Framework;
 
 namespace mRemoteNGTests.Config.Serializers
@@ -19,7 +23,10 @@ namespace mRemoteNGTests.Config.Serializers
         public void Setup()
         {
             _saveFilter = new SaveFilter();
-            _dataTableSerializer = new DataTableSerializer(_saveFilter);
+            _dataTableSerializer = new DataTableSerializer(
+                _saveFilter, 
+                new LegacyRijndaelCryptographyProvider(), 
+                new SecureString());
         }
 
         [Test]

mRemoteNGTests/Config/Serializers/MiscSerializers/RemoteDesktopConnectionManager27DeserializerTests.cs

@@ -1,20 +1,21 @@
-using System.IO;
+using System;
+using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using mRemoteNG.Config.Serializers;
+using mRemoteNG.Connection;
 using mRemoteNG.Connection.Protocol;
 using mRemoteNG.Connection.Protocol.RDP;
 using mRemoteNG.Container;
-using mRemoteNG.Tree;
 using mRemoteNGTests.Properties;
 using NUnit.Framework;
 
 namespace mRemoteNGTests.Config.Serializers.MiscSerializers
 {
-    public class RemoteDesktopConnectionManager27DeserializerTests
+	public class RemoteDesktopConnectionManager27DeserializerTests
     {
         private string _connectionFileContents;
         private RemoteDesktopConnectionManagerDeserializer _deserializer;
-        private ConnectionTreeModel _connectionTreeModel;
         private const string ExpectedName = "server1_displayname";
         private const string ExpectedHostname = "server1";
         private const string ExpectedDescription = "Comment text here";
@@ -44,265 +45,80 @@ namespace mRemoteNGTests.Config.Serializers.MiscSerializers
         {
             _connectionFileContents = Resources.test_rdcman_v2_7_schema3;
             _deserializer = new RemoteDesktopConnectionManagerDeserializer();
-            _connectionTreeModel = _deserializer.Deserialize(_connectionFileContents);
         }
 
         [Test]
         public void ConnectionTreeModelHasARootNode()
         {
-            var numberOfRootNodes = _connectionTreeModel.RootNodes.Count;
+	        var connectionTreeModel = _deserializer.Deserialize(_connectionFileContents);
+			var numberOfRootNodes = connectionTreeModel.RootNodes.Count;
             Assert.That(numberOfRootNodes, Is.GreaterThan(0));
         }
 
         [Test]
         public void RootNodeHasContents()
         {
-            var rootNodeContents = _connectionTreeModel.RootNodes.First().Children;
+	        var connectionTreeModel = _deserializer.Deserialize(_connectionFileContents);
+			var rootNodeContents = connectionTreeModel.RootNodes.First().Children;
             Assert.That(rootNodeContents, Is.Not.Empty);
         }
 
         [Test]
         public void AllSubRootFoldersImported()
         {
-            var rootNode = _connectionTreeModel.RootNodes.First();
+	        var connectionTreeModel = _deserializer.Deserialize(_connectionFileContents);
+			var rootNode = connectionTreeModel.RootNodes.First();
             var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
             var rootNodeContents = importedRdcmanRootNode.Children.Count(node => node.Name == "Group1" || node.Name == "Group2");
             Assert.That(rootNodeContents, Is.EqualTo(2));
         }
 
-        [Test]
-        public void ConnectionDisplayNameImported()
+        [TestCaseSource(nameof(ExpectedPropertyValues))]
+        public void PropertiesWithValuesAreCorrectlyImported(Func<ConnectionInfo, object> propSelector, object expectedValue)
         {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Name, Is.EqualTo(ExpectedName));
+	        var connectionTreeModel = _deserializer.Deserialize(_connectionFileContents);
+
+			var connection = connectionTreeModel
+				.GetRecursiveChildList()
+				.OfType<ContainerInfo>()
+				.First(node => node.Name == "Group1")
+				.Children
+				.First();
+
+            Assert.That(propSelector(connection), Is.EqualTo(expectedValue));
         }
 
-        [Test]
-        public void ConnectionHostnameImported()
+		[TestCaseSource(nameof(NullPropertyValues))]
+        public void PropertiesWithoutValuesAreIgnored(Func<ConnectionInfo, object> propSelector)
         {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Hostname, Is.EqualTo(ExpectedHostname));
+	        var connectionTreeModel = _deserializer.Deserialize(Resources.test_rdcman_v2_7_schema3_empty_values);
+
+	        var importedConnection = connectionTreeModel
+		        .GetRecursiveChildList()
+		        .OfType<ContainerInfo>()
+		        .First(node => node.Name == "Group1")
+		        .Children
+		        .First();
+
+			Assert.That(propSelector(importedConnection), Is.EqualTo(propSelector(new ConnectionInfo())));
         }
 
-        [Test]
-        public void ConnectionDescriptionImported()
+        [TestCaseSource(nameof(NullPropertyValues))]
+        public void NonExistantPropertiesAreIgnored(Func<ConnectionInfo, object> propSelector)
         {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Description, Is.EqualTo(ExpectedDescription));
+	        var connectionTreeModel = _deserializer.Deserialize(Resources.test_rdcman_v2_7_schema3_null_values);
+
+	        var importedConnection = connectionTreeModel
+		        .GetRecursiveChildList()
+		        .OfType<ContainerInfo>()
+		        .First(node => node.Name == "Group1")
+		        .Children
+		        .First();
+
+	        Assert.That(propSelector(importedConnection), Is.EqualTo(propSelector(new ConnectionInfo())));
         }
 
-        [Test]
-        public void ConnectionUsernameImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Username, Is.EqualTo(ExpectedUsername));
-        }
-
-        [Test]
-        public void ConnectionDomainImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Domain, Is.EqualTo(ExpectedDomain));
-        }
-
-        // Since password is encrypted with a machine key, cant test decryption on another machine
-        //[Test]
-        //public void ConnectionPasswordImported()
-        //{
-        //    var rootNode = _connectionTreeModel.RootNodes.First();
-        //    var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-        //    var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-        //    var connection = group1.Children.First();
-        //    Assert.That(connection.Password, Is.EqualTo(ExpectedPassword));
-        //}
-
-        [Test]
-        public void ConnectionProtocolSetToRdp()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Protocol, Is.EqualTo(ProtocolType.RDP));
-        }
-
-        [Test]
-        public void ConnectionUseConsoleSessionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.UseConsoleSession, Is.EqualTo(ExpectedUseConsoleSession));
-        }
-
-        [Test]
-        public void ConnectionPortImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Port, Is.EqualTo(ExpectedPort));
-        }
-
-        [Test]
-        public void ConnectionGatewayUsageMethodImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RDGatewayUsageMethod, Is.EqualTo(ExpectedGatewayUsageMethod));
-        }
-
-        [Test]
-        public void ConnectionGatewayHostnameImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RDGatewayHostname, Is.EqualTo(ExpectedGatewayHostname));
-        }
-
-        [Test]
-        public void ConnectionGatewayUsernameImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RDGatewayUsername, Is.EqualTo(ExpectedGatewayUsername));
-        }
-
-        // Since password is encrypted with a machine key, cant test decryption on another machine
-        //[Test]
-        //public void ConnectionGatewayPasswordImported()
-        //{
-        //    var rootNode = _connectionTreeModel.RootNodes.First();
-        //    var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-        //    var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-        //    var connection = group1.Children.First();
-        //    Assert.That(connection.RDGatewayPassword, Is.EqualTo(ExpectedGatewayPassword));
-        //}
-
-        [Test]
-        public void ConnectionGatewayDomainImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RDGatewayDomain, Is.EqualTo(ExpectedGatewayDomain));
-        }
-
-        [Test]
-        public void ConnectionResolutionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Resolution, Is.EqualTo(ExpectedRdpResolution));
-        }
-
-        [Test]
-        public void ConnectionColorDepthImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.Colors, Is.EqualTo(ExpectedRdpColorDepth));
-        }
-
-        [Test]
-        public void ConnectionAudioRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectSound, Is.EqualTo(ExpectedAudioRedirection));
-        }
-
-        [Test]
-        public void ConnectionKeyRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectKeys, Is.EqualTo(ExpectedKeyRedirection));
-        }
-
-        [Test]
-        public void ConnectionDriveRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectDiskDrives, Is.EqualTo(ExpectedDriveRedirection));
-        }
-
-        [Test]
-        public void ConnectionPortRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectPorts, Is.EqualTo(ExpectedPortRedirection));
-        }
-
-        [Test]
-        public void ConnectionPrinterRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectPrinters, Is.EqualTo(ExpectedPrinterRedirection));
-        }
-
-        [Test]
-        public void ConnectionSmartcardRedirectionImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RedirectSmartCards, Is.EqualTo(ExpectedSmartcardRedirection));
-        }
-
-        [Test]
-        public void ConnectionauthenticationLevelImported()
-        {
-            var rootNode = _connectionTreeModel.RootNodes.First();
-            var importedRdcmanRootNode = rootNode.Children.OfType<ContainerInfo>().First();
-            var group1 = importedRdcmanRootNode.Children.OfType<ContainerInfo>().First(node => node.Name == "Group1");
-            var connection = group1.Children.First();
-            Assert.That(connection.RDPAuthenticationLevel, Is.EqualTo(ExpectedAuthLevel));
-        }
-
-        [Test]
+		[Test]
         public void ExceptionThrownOnBadSchemaVersion()
         {
             var badFileContents = Resources.test_rdcman_v2_2_badschemaversion;
@@ -322,5 +138,61 @@ namespace mRemoteNGTests.Config.Serializers.MiscSerializers
             var badFileContents = Resources.test_rdcman_noversion;
             Assert.That(() => _deserializer.Deserialize(badFileContents), Throws.TypeOf<FileFormatException>());
         }
+
+        private static IEnumerable<TestCaseData> ExpectedPropertyValues()
+        {
+	        return new[]
+	        {
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.Name), ExpectedName).SetName(nameof(ConnectionInfo.Name)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Hostname), ExpectedHostname).SetName(nameof(ConnectionInfo.Hostname)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Description), ExpectedDescription).SetName(nameof(ConnectionInfo.Description)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Username), ExpectedUsername).SetName(nameof(ConnectionInfo.Username)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Domain), ExpectedDomain).SetName(nameof(ConnectionInfo.Domain)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Protocol), ProtocolType.RDP).SetName(nameof(ConnectionInfo.Protocol)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.UseConsoleSession), ExpectedUseConsoleSession).SetName(nameof(ConnectionInfo.UseConsoleSession)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Port), ExpectedPort).SetName(nameof(ConnectionInfo.Port)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayUsageMethod), ExpectedGatewayUsageMethod).SetName(nameof(ConnectionInfo.RDGatewayUsageMethod)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayHostname), ExpectedGatewayHostname).SetName(nameof(ConnectionInfo.RDGatewayHostname)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayUsername), ExpectedGatewayUsername).SetName(nameof(ConnectionInfo.RDGatewayUsername)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayDomain), ExpectedGatewayDomain).SetName(nameof(ConnectionInfo.RDGatewayDomain)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Resolution), ExpectedRdpResolution).SetName(nameof(ConnectionInfo.Resolution)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Colors), ExpectedRdpColorDepth).SetName(nameof(ConnectionInfo.Colors)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectSound), ExpectedAudioRedirection).SetName(nameof(ConnectionInfo.RedirectSound)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectKeys), ExpectedKeyRedirection).SetName(nameof(ConnectionInfo.RedirectKeys)),
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDPAuthenticationLevel), ExpectedAuthLevel).SetName(nameof(ConnectionInfo.RDPAuthenticationLevel)),
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectSmartCards), ExpectedSmartcardRedirection).SetName(nameof(ConnectionInfo.RedirectSmartCards)),
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectPrinters), ExpectedPrinterRedirection).SetName(nameof(ConnectionInfo.RedirectPrinters)),
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectPorts), ExpectedPortRedirection).SetName(nameof(ConnectionInfo.RedirectPorts)),
+		        new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectDiskDrives), ExpectedDriveRedirection).SetName(nameof(ConnectionInfo.RedirectDiskDrives)),
+			};
+        }
+
+        private static IEnumerable<TestCaseData> NullPropertyValues()
+        {
+			return new[]
+			{
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Name)).SetName(nameof(ConnectionInfo.Name)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Hostname)).SetName(nameof(ConnectionInfo.Hostname)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Description)).SetName(nameof(ConnectionInfo.Description)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Username)).SetName(nameof(ConnectionInfo.Username)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Domain)).SetName(nameof(ConnectionInfo.Domain)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Protocol)).SetName(nameof(ConnectionInfo.Protocol)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.UseConsoleSession)).SetName(nameof(ConnectionInfo.UseConsoleSession)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Port)).SetName(nameof(ConnectionInfo.Port)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayUsageMethod)).SetName(nameof(ConnectionInfo.RDGatewayUsageMethod)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayHostname)).SetName(nameof(ConnectionInfo.RDGatewayHostname)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayUsername)).SetName(nameof(ConnectionInfo.RDGatewayUsername)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDGatewayDomain)).SetName(nameof(ConnectionInfo.RDGatewayDomain)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Resolution)).SetName(nameof(ConnectionInfo.Resolution)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.Colors)).SetName(nameof(ConnectionInfo.Colors)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectSound)).SetName(nameof(ConnectionInfo.RedirectSound)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectKeys)).SetName(nameof(ConnectionInfo.RedirectKeys)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RDPAuthenticationLevel)).SetName(nameof(ConnectionInfo.RDPAuthenticationLevel)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectSmartCards)).SetName(nameof(ConnectionInfo.RedirectSmartCards)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectPrinters)).SetName(nameof(ConnectionInfo.RedirectPrinters)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectPorts)).SetName(nameof(ConnectionInfo.RedirectPorts)),
+				new TestCaseData((Func<ConnectionInfo,object>)(con => con.RedirectDiskDrives)).SetName(nameof(ConnectionInfo.RedirectDiskDrives)),
+			};
+		}
     }
 }

mRemoteNGTests/Connection/ConnectionInfoInheritanceTests.cs

@@ -1,8 +1,9 @@
 using mRemoteNG.Connection;
+using mRemoteNG.Container;
 using NUnit.Framework;
-using System.Reflection;
 using System.Collections;
 using System.Linq;
+using System.Reflection;
 
 namespace mRemoteNGTests.Connection
 {
@@ -74,6 +75,22 @@ namespace mRemoteNGTests.Connection
             Assert.That(hasEverythingInheritedProperty, Is.False);
         }
 
+        [Test]
+        public void AlwaysReturnInheritedValueIfRequested()
+        {
+            var expectedSetting = false;
+
+            var container = new ContainerInfo { AutomaticResize = expectedSetting };
+            var con1 = new ConnectionInfo
+            {
+                AutomaticResize = true,
+                Inheritance = {AutomaticResize = true}
+            };
+            container.AddChild(con1);
+
+            Assert.That(con1.AutomaticResize, Is.EqualTo(expectedSetting));
+        }
+
         private bool AllInheritancePropertiesAreTrue()
         {
             var allPropertiesTrue = true;

mRemoteNGTests/Connection/ConnectionInfoTests.cs

@@ -43,6 +43,20 @@ namespace mRemoteNGTests.Connection
             Assert.That(clonedConnection.Parent, Is.Null);
         }
 
+        [Test]
+        public void CloneAlsoCopiesInheritanceObject()
+        {
+            var clonedConnection = _connectionInfo.Clone();
+            Assert.That(clonedConnection.Inheritance, Is.Not.EqualTo(_connectionInfo.Inheritance));
+        }
+
+        [Test]
+        public void CloneCorrectlySetsParentOfInheritanceObject()
+        {
+            var clonedConnection = _connectionInfo.Clone();
+            Assert.That(clonedConnection.Inheritance.Parent, Is.EqualTo(clonedConnection));
+        }
+
         [Test]
         public void CopyFromCopiesProperties()
         {

mRemoteNGTests/Connection/DefaultConnectionInfoTests.cs

@@ -1,73 +1,62 @@
-using mRemoteNG.Connection;
-using mRemoteNG.Connection.Protocol;
+using System.Collections.Generic;
+using System.Reflection;
+using mRemoteNG.Connection;
+using mRemoteNGTests.TestHelpers;
 using NUnit.Framework;
 
 
 namespace mRemoteNGTests.Connection
 {
-    public class DefaultConnectionInfoTests
-    {
-        private string _testDomain = "somedomain";
+	public class DefaultConnectionInfoTests
+	{
+		private ConnectionInfo _randomizedConnectionInfo;
 
         [SetUp]
         public void Setup()
         {
-            DefaultConnectionInfo.Instance.Domain = "";
+	        _randomizedConnectionInfo = ConnectionInfoHelpers.GetRandomizedConnectionInfo();
         }
 
-        [Test]
-        public void LoadingDefaultInfoUpdatesAllProperties()
+        [TestCaseSource(nameof(GetConnectionInfoProperties))]
+        public void LoadingDefaultInfoUpdatesAllProperties(PropertyInfo property)
         {
-            var connectionInfoSource = new ConnectionInfo { Domain = _testDomain };
-            DefaultConnectionInfo.Instance.LoadFrom(connectionInfoSource);
-            Assert.That(DefaultConnectionInfo.Instance.Domain, Is.EqualTo(_testDomain));
+            DefaultConnectionInfo.Instance.LoadFrom(_randomizedConnectionInfo);
+	        var valueInDestination = property.GetValue(DefaultConnectionInfo.Instance);
+	        var valueInSource = property.GetValue(_randomizedConnectionInfo);
+            Assert.That(valueInDestination, Is.EqualTo(valueInSource));
         }
 
-        [Test]
-        public void SavingDefaultConnectionInfoExportsAllProperties()
+		[TestCaseSource(nameof(GetConnectionInfoProperties))]
+		public void SavingDefaultConnectionInfoExportsAllProperties(PropertyInfo property)
         {
             var saveTarget = new ConnectionInfo();
-            DefaultConnectionInfo.Instance.Domain = _testDomain;
+	        var randomizedValue = property.GetValue(_randomizedConnectionInfo);
+			property.SetValue(DefaultConnectionInfo.Instance, randomizedValue);
             DefaultConnectionInfo.Instance.SaveTo(saveTarget);
-            Assert.That(saveTarget.Domain, Is.EqualTo(_testDomain));
+	        var valueInDestination = property.GetValue(saveTarget);
+	        var valueInSource = property.GetValue(DefaultConnectionInfo.Instance);
+			Assert.That(valueInDestination, Is.EqualTo(valueInSource));
         }
 
-        [Test]
-        public void CanSaveEnumValuesToString()
-        {
-            const ProtocolType targetProtocol = ProtocolType.RAW;
-            var saveTarget = new AllStringPropertySaveTarget();
-            DefaultConnectionInfo.Instance.Protocol = targetProtocol;
+		[TestCaseSource(nameof(GetConnectionInfoProperties))]
+		public void CanSaveDefaultConnectionToModelWithAllStringProperties(PropertyInfo property)
+		{
+            var saveTarget = new SerializableConnectionInfoAllPropertiesOfType<string>();
+
+			// randomize default connnection values to ensure we dont get false passing tests
+			var randomizedValue = property.GetValue(_randomizedConnectionInfo);
+			property.SetValue(DefaultConnectionInfo.Instance, randomizedValue);
+
             DefaultConnectionInfo.Instance.SaveTo(saveTarget);
-            Assert.That(saveTarget.Protocol, Is.EqualTo(targetProtocol.ToString()));
+
+			var valueInSource = property.GetValue(DefaultConnectionInfo.Instance).ToString();
+			var valueInDestination = saveTarget.GetType().GetProperty(property.Name).GetValue(saveTarget).ToString();
+            Assert.That(valueInDestination, Is.EqualTo(valueInSource));
         }
 
-        [Test]
-        public void CanSaveIntegerValuesToString()
-        {
-            const int targetValue = 123;
-            var saveTarget = new AllStringPropertySaveTarget();
-            DefaultConnectionInfo.Instance.RDPMinutesToIdleTimeout = targetValue;
-            DefaultConnectionInfo.Instance.SaveTo(saveTarget);
-            Assert.That(saveTarget.RDPMinutesToIdleTimeout, Is.EqualTo(targetValue.ToString()));
-        }
-
-        [Test]
-        public void CanSaveStringValuesToString()
-        {
-            const string targetName = "hello";
-            var saveTarget = new AllStringPropertySaveTarget();
-            DefaultConnectionInfo.Instance.Username = targetName;
-            DefaultConnectionInfo.Instance.SaveTo(saveTarget);
-            Assert.That(saveTarget.Username, Is.EqualTo(targetName));
-        }
-
-
-        private class AllStringPropertySaveTarget
-        {
-            public string Username { get; set; }
-            public string Protocol { get; set; }
-            public string RDPMinutesToIdleTimeout { get; set; }
-        }
+		private static IEnumerable<PropertyInfo> GetConnectionInfoProperties()
+	    {
+			return new ConnectionInfo().GetSerializableProperties();
+	    }
     }
 }

mRemoteNGTests/Connection/DefaultConnectionInheritanceTests.cs

@@ -1,34 +1,40 @@
-using mRemoteNG.Connection;
+using System.Collections.Generic;
+using System.Reflection;
+using mRemoteNG.Connection;
 using NUnit.Framework;
 
 
 namespace mRemoteNGTests.Connection
 {
-    public class DefaultConnectionInheritanceTests
+	public class DefaultConnectionInheritanceTests
     {
-        [SetUp]
-        public void Setup()
+	    [TestCaseSource(nameof(GetInheritanceProperties))]
+		public void LoadingDefaultInheritanceUpdatesAllProperties(PropertyInfo property)
         {
-            DefaultConnectionInheritance.Instance.TurnOffInheritanceCompletely();
-        }
-
-        [Test]
-        public void LoadingDefaultInheritanceUpdatesAllProperties()
-        {
-            var inheritanceSource = new ConnectionInfoInheritance(new object(), true);
+			var inheritanceSource = new ConnectionInfoInheritance(new object(), true);
             inheritanceSource.TurnOnInheritanceCompletely();
-            DefaultConnectionInheritance.Instance.LoadFrom(inheritanceSource);
-            Assert.That(DefaultConnectionInheritance.Instance.EverythingInherited, Is.True);
-        }
+	        DefaultConnectionInheritance.Instance.TurnOffInheritanceCompletely();
 
-        [Test]
-        public void SavingDefaultInheritanceExportsAllProperties()
+            DefaultConnectionInheritance.Instance.LoadFrom(inheritanceSource);
+
+	        var valueInDestination = property.GetValue(DefaultConnectionInheritance.Instance);
+	        var valueInSource = property.GetValue(inheritanceSource);
+	        Assert.That(valueInDestination, Is.EqualTo(valueInSource));
+		}
+
+		[TestCaseSource(nameof(GetInheritanceProperties))]
+		public void SavingDefaultInheritanceExportsAllProperties(PropertyInfo property)
         {
-            var inheritanceDestination = new ConnectionInfoInheritance(new object(), true);
-            DefaultConnectionInheritance.Instance.AutomaticResize = true;
-            DefaultConnectionInheritance.Instance.SaveTo(inheritanceDestination);
-            Assert.That(inheritanceDestination.AutomaticResize, Is.True);
-        }
+			var saveTarget = new ConnectionInfoInheritance(new object(), true);
+	        saveTarget.TurnOffInheritanceCompletely();
+	        DefaultConnectionInheritance.Instance.TurnOnInheritanceCompletely();
+
+	        DefaultConnectionInheritance.Instance.SaveTo(saveTarget);
+
+	        var valueInDestination = property.GetValue(saveTarget);
+	        var valueInSource = property.GetValue(DefaultConnectionInheritance.Instance);
+	        Assert.That(valueInDestination, Is.EqualTo(valueInSource));
+		}
 
         [Test]
         public void NewInheritanceInstancesCreatedWithDefaultInheritanceValues()
@@ -38,12 +44,20 @@ namespace mRemoteNGTests.Connection
             Assert.That(inheritanceInstance.Domain, Is.True);
         }
 
-        [Test]
-        public void NewInheritanceInstancesCreatedWithAllDefaultInheritanceValues()
+		[TestCaseSource(nameof(GetInheritanceProperties))]
+		public void NewInheritanceInstancesCreatedWithAllDefaultInheritanceValues(PropertyInfo property)
         {
             DefaultConnectionInheritance.Instance.TurnOnInheritanceCompletely();
             var inheritanceInstance = new ConnectionInfoInheritance(new object());
-            Assert.That(inheritanceInstance.EverythingInherited, Is.True);
-        }
-    }
+
+			var valueInDestination = property.GetValue(inheritanceInstance);
+	        var valueInSource = property.GetValue(DefaultConnectionInheritance.Instance);
+	        Assert.That(valueInDestination, Is.EqualTo(valueInSource));
+		}
+
+	    private static IEnumerable<PropertyInfo> GetInheritanceProperties()
+	    {
+		    return new ConnectionInfoInheritance(new object(), true).GetProperties();
+	    }
+	}
 }

mRemoteNGTests/Container/RootNodeInfoTests.cs

@@ -0,0 +1,18 @@
+using mRemoteNG.Connection;
+using mRemoteNG.Tree.Root;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.Container
+{
+    public class RootNodeInfoTests
+    {
+        [Test]
+        public void InheritanceIsDisabledForNodesDirectlyUnderRootNode()
+        {
+            var rootNode = new RootNodeInfo(RootNodeType.Connection);
+            var con1 = new ConnectionInfo { Inheritance = { Password = true } };
+            rootNode.AddChild(con1);
+            Assert.That(con1.Inheritance.Password, Is.False);
+        }
+    }
+}

mRemoteNGTests/IntegrationTests/XmlSerializationLifeCycleTests.cs

@@ -1,4 +1,6 @@
-using System.Linq;
+using System;
+using System.Linq;
+using System.Xml.Linq;
 using mRemoteNG.Config.Serializers;
 using mRemoteNG.Config.Serializers.Xml;
 using mRemoteNG.Connection;
@@ -29,20 +31,19 @@ namespace mRemoteNGTests.IntegrationTests
                 _originalModel.RootNodes.OfType<RootNodeInfo>().First().PasswordString.ConvertToSecureString(),
                 new SaveFilter());
             _serializer = new XmlConnectionsSerializer(cryptoProvider, nodeSerializer);
+            _deserializer = new XmlConnectionsDeserializer();
         }
 
         [TearDown]
         public void Teardown()
         {
             _serializer = null;
-            _deserializer = null;
         }
 
         [Test]
         public void SerializeThenDeserialize()
         {
             var serializedContent = _serializer.Serialize(_originalModel);
-            _deserializer = new XmlConnectionsDeserializer();
             var deserializedModel = _deserializer.Deserialize(serializedContent);
             var nodeNamesFromDeserializedModel = deserializedModel.GetRecursiveChildList().Select(node => node.Name);
             var nodeNamesFromOriginalModel = _originalModel.GetRecursiveChildList().Select(node => node.Name);
@@ -54,7 +55,6 @@ namespace mRemoteNGTests.IntegrationTests
         {
             _serializer.UseFullEncryption = true;
             var serializedContent = _serializer.Serialize(_originalModel);
-            _deserializer = new XmlConnectionsDeserializer();
             var deserializedModel = _deserializer.Deserialize(serializedContent);
             var nodeNamesFromDeserializedModel = deserializedModel.GetRecursiveChildList().Select(node => node.Name);
             var nodeNamesFromOriginalModel = _originalModel.GetRecursiveChildList().Select(node => node.Name);
@@ -66,7 +66,6 @@ namespace mRemoteNGTests.IntegrationTests
         {
             var originalConnectionInfo = new ConnectionInfo {Name = "con1", Description = "£°úg¶┬ä" };
             var serializedContent = _serializer.Serialize(originalConnectionInfo);
-            _deserializer = new XmlConnectionsDeserializer();
             var deserializedModel = _deserializer.Deserialize(serializedContent);
             var deserializedConnectionInfo = deserializedModel.GetRecursiveChildList().First(node => node.Name == originalConnectionInfo.Name);
             Assert.That(deserializedConnectionInfo.Description, Is.EqualTo(originalConnectionInfo.Description));
@@ -84,13 +83,26 @@ namespace mRemoteNGTests.IntegrationTests
                 new SaveFilter());
             _serializer = new XmlConnectionsSerializer(cryptoProvider, nodeSerializer);
             var serializedContent = _serializer.Serialize(_originalModel);
-            _deserializer = new XmlConnectionsDeserializer();
             var deserializedModel = _deserializer.Deserialize(serializedContent);
             var nodeNamesFromDeserializedModel = deserializedModel.GetRecursiveChildList().Select(node => node.Name);
             var nodeNamesFromOriginalModel = _originalModel.GetRecursiveChildList().Select(node => node.Name);
             Assert.That(nodeNamesFromDeserializedModel, Is.EquivalentTo(nodeNamesFromOriginalModel));
         }
 
+        [Test]
+        public void GuidCreatedIfNonExistedInXml()
+        {
+            var originalConnectionInfo = new ConnectionInfo { Name = "con1" };
+            var serializedContent = _serializer.Serialize(originalConnectionInfo);
+
+            // remove GUID from connection xml
+            serializedContent = serializedContent.Replace(originalConnectionInfo.ConstantID, "");
+
+            var deserializedModel = _deserializer.Deserialize(serializedContent);
+            var deserializedConnectionInfo = deserializedModel.GetRecursiveChildList().First(node => node.Name == originalConnectionInfo.Name);
+            Assert.That(Guid.TryParse(deserializedConnectionInfo.ConstantID, out var guid));
+        }
+
 
         private ConnectionTreeModel SetupConnectionTreeModel()
         {

mRemoteNGTests/Properties/Resources.Designer.cs

@@ -298,6 +298,58 @@ namespace mRemoteNGTests.Properties {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to &lt;?xml version=&quot;1.0&quot; encoding=&quot;utf-8&quot;?&gt;
+        ///&lt;RDCMan programVersion=&quot;2.7&quot; schemaVersion=&quot;3&quot;&gt;
+        ///  &lt;file&gt;
+        ///    &lt;credentialsProfiles /&gt;
+        ///    &lt;properties&gt;
+        ///      &lt;expanded&gt;True&lt;/expanded&gt;
+        ///      &lt;name&gt;test_RDCMan_connections&lt;/name&gt;
+        ///    &lt;/properties&gt;
+        ///    &lt;smartGroup&gt;
+        ///      &lt;properties&gt;
+        ///        &lt;expanded&gt;False&lt;/expanded&gt;
+        ///        &lt;name&gt;AllServers&lt;/name&gt;
+        ///      &lt;/properties&gt;
+        ///      &lt;ruleGroup operator=&quot;All&quot;&gt;
+        ///        &lt;rule&gt;
+        ///          &lt;property&gt;DisplayName&lt;/property&gt;
+        ///          &lt;operator&gt;Matches&lt;/operator&gt;
+        ///         [rest of string was truncated]&quot;;.
+        /// </summary>
+        internal static string test_rdcman_v2_7_schema3_empty_values {
+            get {
+                return ResourceManager.GetString("test_rdcman_v2_7_schema3_empty_values", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to &lt;?xml version=&quot;1.0&quot; encoding=&quot;utf-8&quot;?&gt;
+        ///&lt;RDCMan programVersion=&quot;2.7&quot; schemaVersion=&quot;3&quot;&gt;
+        ///  &lt;file&gt;
+        ///    &lt;credentialsProfiles /&gt;
+        ///    &lt;properties&gt;
+        ///      &lt;expanded&gt;True&lt;/expanded&gt;
+        ///      &lt;name&gt;test_RDCMan_connections&lt;/name&gt;
+        ///    &lt;/properties&gt;
+        ///    &lt;smartGroup&gt;
+        ///      &lt;properties&gt;
+        ///        &lt;expanded&gt;False&lt;/expanded&gt;
+        ///        &lt;name&gt;AllServers&lt;/name&gt;
+        ///      &lt;/properties&gt;
+        ///      &lt;ruleGroup operator=&quot;All&quot;&gt;
+        ///        &lt;rule&gt;
+        ///          &lt;property&gt;DisplayName&lt;/property&gt;
+        ///          &lt;operator&gt;Matches&lt;/operator&gt;
+        ///         [rest of string was truncated]&quot;;.
+        /// </summary>
+        internal static string test_rdcman_v2_7_schema3_null_values {
+            get {
+                return ResourceManager.GetString("test_rdcman_v2_7_schema3_null_values", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to screen mode id:i:1
         ///use multimon:i:0

mRemoteNGTests/Properties/Resources.resx

@@ -172,6 +172,12 @@
   <data name="test_rdcman_v2_7_schema3" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\test_RDCMan_v2_7_schema3.rdg;System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;utf-8</value>
   </data>
+  <data name="test_rdcman_v2_7_schema3_empty_values" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\test_rdcman_v2_7_schema3_empty_values.rdg;System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;utf-8</value>
+  </data>
+  <data name="test_rdcman_v2_7_schema3_null_values" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>..\Resources\test_rdcman_v2_7_schema3_null_values.rdg;System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;utf-8</value>
+  </data>
   <data name="test_remotedesktopconnection_rdp" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>..\Resources\test_remotedesktopconnection.rdp;System.String, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089;utf-16</value>
   </data>

mRemoteNGTests/Resources/test_rdcman_v2_7_schema3_empty_values.rdg

@@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RDCMan programVersion="2.7" schemaVersion="3">
+  <file>
+    <credentialsProfiles />
+    <properties>
+      <expanded>True</expanded>
+      <name>test_RDCMan_connections</name>
+    </properties>
+    <smartGroup>
+      <properties>
+        <expanded>False</expanded>
+        <name>AllServers</name>
+      </properties>
+      <ruleGroup operator="All">
+        <rule>
+          <property>DisplayName</property>
+          <operator>Matches</operator>
+          <value>server</value>
+        </rule>
+      </ruleGroup>
+    </smartGroup>
+    <group>
+      <properties>
+        <expanded>True</expanded>
+        <name>Group1</name>
+      </properties>
+      <server>
+        <properties>
+          <displayName></displayName>
+          <name></name>
+          <comment></comment>
+        </properties>
+        <logonCredentials inherit="None">
+          <profileName scope="Local"></profileName>
+          <userName></userName>
+          <password></password>
+          <domain></domain>
+        </logonCredentials>
+        <connectionSettings inherit="None">
+          <connectToConsole></connectToConsole>
+          <startProgram />
+          <workingDir />
+          <port></port>
+          <loadBalanceInfo />
+        </connectionSettings>
+        <gatewaySettings inherit="None">
+          <enabled></enabled>
+          <hostName></hostName>
+          <logonMethod></logonMethod>
+          <localBypass></localBypass>
+          <credSharing></credSharing>
+          <profileName scope="Local"></profileName>
+          <userName></userName>
+          <password />
+          <domain></domain>
+        </gatewaySettings>
+        <remoteDesktop inherit="None">
+          <sameSizeAsClientArea></sameSizeAsClientArea>
+          <fullScreen></fullScreen>
+          <colorDepth></colorDepth>
+        </remoteDesktop>
+        <localResources inherit="None">
+          <audioRedirection></audioRedirection>
+          <audioRedirectionQuality></audioRedirectionQuality>
+          <audioCaptureRedirection></audioCaptureRedirection>
+          <keyboardHook></keyboardHook>
+          <redirectClipboard></redirectClipboard>
+          <redirectDrives></redirectDrives>
+          <redirectDrivesList>
+            <item></item>
+            <item></item>
+            <item></item>
+            <item></item>
+            <item></item>
+          </redirectDrivesList>
+          <redirectPrinters></redirectPrinters>
+          <redirectPorts></redirectPorts>
+          <redirectSmartCards></redirectSmartCards>
+          <redirectPnpDevices></redirectPnpDevices>
+        </localResources>
+        <displaySettings inherit="None">
+          <thumbnailScale></thumbnailScale>
+          <smartSizeDockedWindows></smartSizeDockedWindows>
+          <smartSizeUndockedWindows></smartSizeUndockedWindows>
+        </displaySettings>
+        <securitySettings inherit="None">
+          <authentication></authentication>
+        </securitySettings>
+      </server>
+    </group>
+  </file>
+  <connected />
+  <favorites />
+  <recentlyUsed />
+</RDCMan>

mRemoteNGTests/Resources/test_rdcman_v2_7_schema3_null_values.rdg

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RDCMan programVersion="2.7" schemaVersion="3">
+  <file>
+    <credentialsProfiles />
+    <properties>
+      <expanded>True</expanded>
+      <name>test_RDCMan_connections</name>
+    </properties>
+    <smartGroup>
+      <properties>
+        <expanded>False</expanded>
+        <name>AllServers</name>
+      </properties>
+      <ruleGroup operator="All">
+        <rule>
+          <property>DisplayName</property>
+          <operator>Matches</operator>
+          <value>server</value>
+        </rule>
+      </ruleGroup>
+    </smartGroup>
+    <group>
+      <properties>
+        <expanded>True</expanded>
+        <name>Group1</name>
+      </properties>
+      <server>
+        <properties>
+        </properties>
+        <logonCredentials inherit="None">
+        </logonCredentials>
+        <connectionSettings inherit="None">
+        </connectionSettings>
+        <gatewaySettings inherit="None">
+        </gatewaySettings>
+        <remoteDesktop inherit="None">
+        </remoteDesktop>
+        <localResources inherit="None">
+        </localResources>
+        <displaySettings inherit="None">
+        </displaySettings>
+        <securitySettings inherit="None">
+        </securitySettings>
+      </server>
+    </group>
+  </file>
+  <connected />
+  <favorites />
+  <recentlyUsed />
+</RDCMan>

mRemoteNGTests/Security/Authentication/PasswordAuthenticatorTests.cs

@@ -2,6 +2,7 @@
 using mRemoteNG.Security;
 using mRemoteNG.Security.Authentication;
 using mRemoteNG.Security.SymmetricEncryption;
+using mRemoteNG.Tools;
 using NUnit.Framework;
 
 
@@ -9,35 +10,31 @@ namespace mRemoteNGTests.Security.Authentication
 {
     public class PasswordAuthenticatorTests
     {
-        private PasswordAuthenticator _authenticator;
+        private ICryptographyProvider _cryptographyProvider;
+        private string _cipherText;
         private readonly SecureString _correctPassword = "9theCorrectPass#5".ConvertToSecureString();
         private readonly SecureString _wrongPassword = "wrongPassword".ConvertToSecureString();
 
         [SetUp]
         public void Setup()
         {
-            var cryptoProvider = new AeadCryptographyProvider {KeyDerivationIterations = 10000};
-            const string cipherText = "MPELiwk7+xeNlruIyt5uxTvVB+/RLVoLdUGnwY4CWCqwKe7T2IBwWo4oaKum5hdv7447g5m2nZsYPrfARSlotQB4r1KZQg==";
-            _authenticator = new PasswordAuthenticator(cryptoProvider, cipherText);
-        }
-
-        [TearDown]
-        public void Teardown()
-        {
-            _authenticator = null;
+            _cryptographyProvider = new AeadCryptographyProvider {KeyDerivationIterations = 10000};
+            _cipherText = "MPELiwk7+xeNlruIyt5uxTvVB+/RLVoLdUGnwY4CWCqwKe7T2IBwWo4oaKum5hdv7447g5m2nZsYPrfARSlotQB4r1KZQg==";
         }
 
         [Test]
         public void AuthenticatingWithCorrectPasswordReturnsTrue()
         {
-            var authenticated = _authenticator.Authenticate(_correctPassword);
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, () => Optional<SecureString>.Empty);
+            var authenticated = authenticator.Authenticate(_correctPassword);
             Assert.That(authenticated);
         }
 
         [Test]
         public void AuthenticatingWithWrongPasswordReturnsFalse()
         {
-            var authenticated = _authenticator.Authenticate(_wrongPassword);
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, () => Optional<SecureString>.Empty);
+            var authenticated = authenticator.Authenticate(_wrongPassword);
             Assert.That(!authenticated);
         }
 
@@ -45,12 +42,15 @@ namespace mRemoteNGTests.Security.Authentication
         public void AuthenticationRequestorIsCalledWhenInitialPasswordIsWrong()
         {
             var wasCalled = false;
-            _authenticator.AuthenticationRequestor = () =>
+
+            Optional<SecureString> AuthenticationRequestor()
             {
                 wasCalled = true;
                 return _correctPassword;
-            };
-            _authenticator.Authenticate(_wrongPassword);
+            }
+
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, AuthenticationRequestor);
+            authenticator.Authenticate(_wrongPassword);
             Assert.That(wasCalled);
         }
 
@@ -58,28 +58,30 @@ namespace mRemoteNGTests.Security.Authentication
         public void AuthenticationRequestorNotCalledWhenInitialPasswordIsCorrect()
         {
             var wasCalled = false;
-            _authenticator.AuthenticationRequestor = () =>
+            Optional<SecureString> AuthenticationRequestor()
             {
                 wasCalled = true;
                 return _correctPassword;
-            };
-            _authenticator.Authenticate(_correctPassword);
+            }
+
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, AuthenticationRequestor);
+            authenticator.Authenticate(_correctPassword);
             Assert.That(!wasCalled);
         }
 
         [Test]
         public void ProvidingCorrectPasswordToTheAuthenticationRequestorReturnsTrue()
         {
-            _authenticator.AuthenticationRequestor = () => _correctPassword;
-            var authenticated = _authenticator.Authenticate(_wrongPassword);
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, () => _correctPassword);
+            var authenticated = authenticator.Authenticate(_wrongPassword);
             Assert.That(authenticated);
         }
 
         [Test]
         public void AuthenticationFailsWhenAuthenticationRequestorGivenEmptyPassword()
         {
-            _authenticator.AuthenticationRequestor = () => new SecureString();
-            var authenticated = _authenticator.Authenticate(_wrongPassword);
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, () => new SecureString());
+            var authenticated = authenticator.Authenticate(_wrongPassword);
             Assert.That(!authenticated);
         }
 
@@ -87,27 +89,34 @@ namespace mRemoteNGTests.Security.Authentication
         public void AuthenticatorRespectsMaxAttempts()
         {
             var authAttempts = 0;
-            _authenticator.AuthenticationRequestor = () =>
+            Optional<SecureString>  AuthenticationRequestor()
             {
                 authAttempts++;
                 return _wrongPassword;
-            };
-            _authenticator.Authenticate(_wrongPassword);
-            Assert.That(authAttempts == _authenticator.MaxAttempts);
+            }
+
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, _cipherText, AuthenticationRequestor);
+            authenticator.Authenticate(_wrongPassword);
+            Assert.That(authAttempts == authenticator.MaxAttempts);
         }
 
         [Test]
         public void AuthenticatorRespectsMaxAttemptsCustomValue()
         {
             const int customMaxAttempts = 5;
-            _authenticator.MaxAttempts = customMaxAttempts;
             var authAttempts = 0;
-            _authenticator.AuthenticationRequestor = () =>
+            Optional<SecureString> AuthenticationRequestor()
             {
                 authAttempts++;
                 return _wrongPassword;
-            };
-            _authenticator.Authenticate(_wrongPassword);
+            }
+
+            var authenticator =
+                new PasswordAuthenticator(_cryptographyProvider, _cipherText, AuthenticationRequestor)
+                {
+                    MaxAttempts = customMaxAttempts
+                };
+            authenticator.Authenticate(_wrongPassword);
             Assert.That(authAttempts == customMaxAttempts);
         }
     }

mRemoteNGTests/TestHelpers/ConnectionInfoHelpers.cs

@@ -0,0 +1,132 @@
+using System;
+using mRemoteNG.Connection;
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Connection.Protocol.Http;
+using mRemoteNG.Connection.Protocol.ICA;
+using mRemoteNG.Connection.Protocol.RDP;
+using mRemoteNG.Connection.Protocol.VNC;
+
+namespace mRemoteNGTests.TestHelpers
+{
+    internal static class ConnectionInfoHelpers
+	{
+		private static readonly Random _random = new Random();
+
+		/// <summary>
+		/// Returns a <see cref="ConnectionInfo"/> object with randomized
+		/// values in all fields.
+		/// </summary>
+		internal static ConnectionInfo GetRandomizedConnectionInfo(bool randomizeInheritance = false)
+		{
+			var connectionInfo = new ConnectionInfo
+			{
+				// string types
+				Name = RandomString(),
+				Hostname = RandomString(),
+				Description = RandomString(),
+				Domain = RandomString(),
+				ExtApp = RandomString(),
+				Icon = RandomString(),
+				LoadBalanceInfo = RandomString(),
+				MacAddress = RandomString(),
+				Panel = RandomString(),
+				Password = RandomString(),
+				PostExtApp = RandomString(),
+				PreExtApp = RandomString(),
+				PuttySession = RandomString(),
+				RDGatewayHostname = RandomString(),
+				RDGatewayUsername = RandomString(),
+				RDGatewayDomain = RandomString(),
+				RDGatewayPassword = RandomString(),
+				UserField = RandomString(),
+				Username = RandomString(),
+				VNCProxyIP = RandomString(),
+				VNCProxyPassword = RandomString(),
+				VNCProxyUsername = RandomString(),
+
+				// bool types
+				AutomaticResize = RandomBool(),
+				CacheBitmaps = RandomBool(),
+				DisplayThemes = RandomBool(),
+				DisplayWallpaper = RandomBool(),
+				EnableDesktopComposition = RandomBool(),
+				EnableFontSmoothing = RandomBool(),
+				IsContainer = RandomBool(),
+				IsDefault = RandomBool(),
+				IsQuickConnect = RandomBool(),
+				PleaseConnect = RandomBool(),
+				RDPAlertIdleTimeout = RandomBool(),
+				RedirectDiskDrives = RandomBool(),
+				RedirectKeys = RandomBool(),
+				RedirectPorts = RandomBool(),
+				RedirectPrinters = RandomBool(),
+				RedirectSmartCards = RandomBool(),
+				UseConsoleSession = RandomBool(),
+				UseCredSsp = RandomBool(),
+				VNCViewOnly = RandomBool(),
+
+				// ints
+				Port = RandomInt(),
+				RDPMinutesToIdleTimeout = RandomInt(),
+				VNCProxyPort = RandomInt(),
+				
+				// enums
+				Colors = RandomEnum<RdpProtocol.RDPColors>(),
+				ICAEncryptionStrength = RandomEnum<IcaProtocol.EncryptionStrength> (),
+				Protocol = RandomEnum<ProtocolType>(),
+				RDGatewayUsageMethod = RandomEnum<RdpProtocol.RDGatewayUsageMethod>(),
+				RDGatewayUseConnectionCredentials = RandomEnum<RdpProtocol.RDGatewayUseConnectionCredentials>(),
+				RDPAuthenticationLevel = RandomEnum<RdpProtocol.AuthenticationLevel>(),
+				RedirectSound = RandomEnum<RdpProtocol.RDPSounds>(),
+				RenderingEngine = RandomEnum<HTTPBase.RenderingEngine>(),
+				Resolution = RandomEnum<RdpProtocol.RDPResolutions>(),
+				SoundQuality = RandomEnum<RdpProtocol.RDPSoundQuality>(),
+				VNCAuthMode = RandomEnum<ProtocolVNC.AuthMode>(),
+				VNCColors = RandomEnum<ProtocolVNC.Colors>(),
+				VNCCompression = RandomEnum<ProtocolVNC.Compression>(),
+				VNCEncoding = RandomEnum<ProtocolVNC.Encoding>(),
+				VNCProxyType = RandomEnum<ProtocolVNC.ProxyType>(),
+				VNCSmartSizeMode = RandomEnum<ProtocolVNC.SmartSizeMode>(),
+			};
+
+			if (randomizeInheritance)
+				connectionInfo.Inheritance = GetRandomizedInheritance(connectionInfo);
+
+			return connectionInfo;
+		}
+
+		internal static ConnectionInfoInheritance GetRandomizedInheritance(ConnectionInfo parent)
+		{
+			var inheritance = new ConnectionInfoInheritance(parent, true);
+			foreach (var property in inheritance.GetProperties())
+			{
+				property.SetValue(inheritance, RandomBool());
+			}
+			return inheritance;
+		}
+
+		internal static string RandomString()
+		{
+			return Guid.NewGuid().ToString("N");
+		}
+
+		internal static bool RandomBool()
+		{
+			return _random.Next() % 2 == 0;
+		}
+
+		internal static int RandomInt()
+		{
+			return _random.Next();
+		}
+
+		internal static T RandomEnum<T>() where T : struct, IConvertible
+		{
+			if (!typeof(T).IsEnum)
+				throw new ArgumentException("T must be an enum");
+
+			var values = Enum.GetValues(typeof(T));
+			return (T)values.GetValue(_random.Next(values.Length));
+		}
+    }
+}

mRemoteNGTests/TestHelpers/FileTestHelpers.cs

@@ -1,4 +1,5 @@
 using System.IO;
+using mRemoteNG.Tools;
 
 namespace mRemoteNGTests.TestHelpers
 {
@@ -18,9 +19,17 @@ namespace mRemoteNGTests.TestHelpers
                     File.Delete(file);
         }
 
-        public static string NewTempFilePath()
+        public static void DeleteDirectory(string directory)
+        {
+			if (Directory.Exists(directory))
+				Directory.Delete(directory, true);
+        }
+
+        public static string NewTempFilePath(string extension = "")
         {
             var newPath = Path.Combine(GetTestSpecificTempDirectory(), Path.GetRandomFileName());
+            if (!string.IsNullOrWhiteSpace(extension))
+	            newPath = newPath + extension;
             var folderPath = Path.GetDirectoryName(newPath);
             if (!Directory.Exists(folderPath))
                 Directory.CreateDirectory(folderPath);
@@ -35,5 +44,15 @@ namespace mRemoteNGTests.TestHelpers
         {
             return Path.Combine(Path.GetTempPath(), "mRemoteNGTests", Path.GetRandomFileName());
         }
+
+		public static DisposableAction DisposableTempFile(out string filePath, string extension = "")
+		{
+			var file = NewTempFilePath(extension);
+			filePath = file;
+			File.AppendAllText(file, "");
+			return new DisposableAction(
+				() => {}, 
+				() => DeleteDirectory(Path.GetDirectoryName(file)));
+		}
     }
 }

mRemoteNGTests/TestHelpers/SerializableConnectionInfoAllPropertiesOfType.cs

@@ -0,0 +1,63 @@
+namespace mRemoteNGTests.TestHelpers
+{
+	/// <summary>
+	/// A ConnectionInfo that has only the serializable properties as string types.
+	/// Only used for testing.
+	/// </summary>
+	internal class SerializableConnectionInfoAllPropertiesOfType<TType>
+	{
+		public TType Description { get; set; }
+		public TType Icon { get; set; }
+		public TType Panel { get; set; }
+		public TType Username { get; set; }
+		public TType Password { get; set; }
+		public TType Domain { get; set; }
+		public TType Protocol { get; set; }
+		public TType ExtApp { get; set; }
+		public TType PuttySession { get; set; }
+		public TType ICAEncryptionStrength { get; set; }
+		public TType UseConsoleSession { get; set; }
+		public TType RDPAuthenticationLevel { get; set; }
+		public TType RDPMinutesToIdleTimeout { get; set; }
+		public TType RDPAlertIdleTimeout { get; set; }
+		public TType LoadBalanceInfo { get; set; }
+		public TType RenderingEngine { get; set; }
+		public TType UseCredSsp { get; set; }
+		public TType RDGatewayUsageMethod { get; set; }
+		public TType RDGatewayHostname { get; set; }
+		public TType RDGatewayUseConnectionCredentials { get; set; }
+		public TType RDGatewayUsername { get; set; }
+		public TType RDGatewayPassword { get; set; }
+		public TType RDGatewayDomain { get; set; }
+		public TType Resolution { get; set; }
+		public TType AutomaticResize { get; set; }
+		public TType Colors { get; set; }
+		public TType CacheBitmaps { get; set; }
+		public TType DisplayWallpaper { get; set; }
+		public TType DisplayThemes { get; set; }
+		public TType EnableFontSmoothing { get; set; }
+		public TType EnableDesktopComposition { get; set; }
+		public TType RedirectKeys { get; set; }
+		public TType RedirectDiskDrives { get; set; }
+		public TType RedirectPrinters { get; set; }
+		public TType RedirectPorts { get; set; }
+		public TType RedirectSmartCards { get; set; }
+		public TType RedirectSound { get; set; }
+		public TType SoundQuality { get; set; }
+		public TType PreExtApp { get; set; }
+		public TType PostExtApp { get; set; }
+		public TType MacAddress { get; set; }
+		public TType UserField { get; set; }
+		public TType VNCCompression { get; set; }
+		public TType VNCEncoding { get; set; }
+		public TType VNCAuthMode { get; set; }
+		public TType VNCProxyType { get; set; }
+		public TType VNCProxyIP { get; set; }
+		public TType VNCProxyPort { get; set; }
+		public TType VNCProxyUsername { get; set; }
+		public TType VNCProxyPassword { get; set; }
+		public TType VNCColors { get; set; }
+		public TType VNCSmartSizeMode { get; set; }
+		public TType VNCViewOnly { get; set; }
+	}
+}

mRemoteNGTests/Tools/DisposableActionTests.cs

@@ -0,0 +1,42 @@
+using mRemoteNG.Tools;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.Tools
+{
+	public class DisposableActionTests
+	{
+		[Test]
+		public void InitializerActionRunsWhenObjectIsCreated()
+		{
+			var initializerRan = false;
+			new DisposableAction(() => initializerRan = true, () => { });
+
+			Assert.That(initializerRan);
+		}
+
+		[Test]
+		public void DisposalActionRunsWhenDisposeIsCalled()
+		{
+			var disposeActionRan = false;
+			var action = new DisposableAction(() => {}, () => disposeActionRan = true);
+
+			Assert.That(disposeActionRan, Is.False);
+			action.Dispose();
+			Assert.That(disposeActionRan, Is.True);
+		}
+
+		[Test]
+		public void DisposeActionOnlyExecutedOnceWhenCallingDisposeMultipleTimes()
+		{
+			var invokeCount = 0;
+			var action = new DisposableAction(() => { }, () => invokeCount++);
+
+			action.Dispose();
+			action.Dispose();
+			action.Dispose();
+			action.Dispose();
+			action.Dispose();
+			Assert.That(invokeCount, Is.EqualTo(1));
+		}
+	}
+}

mRemoteNGTests/Tree/NodeSearcherTests.cs

@@ -8,7 +8,7 @@ using NUnit.Framework;
 
 namespace mRemoteNGTests.Tree
 {
-    public class NodeSearcherTests
+	public class NodeSearcherTests
     {
         private NodeSearcher _nodeSearcher;
         private ContainerInfo _folder1;
@@ -104,6 +104,14 @@ namespace mRemoteNGTests.Tree
             _con4 = new ConnectionInfo { Name = "con4", Description="description6", Hostname="hostname6" };
             _con5 = new ConnectionInfo { Name = "con5", Description="description7", Hostname="hostname7" };
 
+			_folder1.Inheritance.TurnOffInheritanceCompletely();
+			_con1.Inheritance.TurnOffInheritanceCompletely();
+			_con2.Inheritance.TurnOffInheritanceCompletely();
+			_folder2.Inheritance.TurnOffInheritanceCompletely();
+			_con3.Inheritance.TurnOffInheritanceCompletely();
+			_con4.Inheritance.TurnOffInheritanceCompletely();
+			_con5.Inheritance.TurnOffInheritanceCompletely();
+
             connectionTreeModel.AddRootNode(root);
             root.AddChildRange(new [] { _folder1, _folder2, _con5 });
             _folder1.AddChildRange(new [] { _con1, _con2 });

mRemoteNGTests/Tree/RootNodeInfoTests.cs

@@ -1,4 +1,5 @@
-using mRemoteNG.Tree.Root;
+using mRemoteNG.Tree;
+using mRemoteNG.Tree.Root;
 using NUnit.Framework;
 
 
@@ -46,5 +47,13 @@ namespace mRemoteNGTests.Tree
             _rootNodeInfo.PasswordString = password;
             Assert.That(_rootNodeInfo.PasswordString, Is.EqualTo(password));
         }
+
+        [TestCase(RootNodeType.Connection, TreeNodeType.Root)]
+        [TestCase(RootNodeType.PuttySessions, TreeNodeType.PuttyRoot)]
+        public void RootNodeHasCorrectTreeNodeType(RootNodeType rootNodeType, TreeNodeType expectedTreeNodeType)
+        {
+            var rootNode = new RootNodeInfo(rootNodeType);
+            Assert.That(rootNode.GetTreeNodeType(), Is.EqualTo(expectedTreeNodeType));
+        }
     }
 }

mRemoteNGTests/UI/Controls/ConnectionTreeTests.cs

@@ -0,0 +1,202 @@
+using System.Linq;
+using System.Threading;
+using mRemoteNG.Connection;
+using mRemoteNG.Container;
+using mRemoteNG.Tree;
+using mRemoteNG.Tree.Root;
+using mRemoteNG.UI.Controls;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Controls
+{
+    public class ConnectionTreeTests
+	{
+		private ConnectionTreeSearchTextFilter _filter;
+		private ConnectionTree _connectionTree;
+
+		[SetUp]
+		public void Setup()
+		{
+			_filter = new ConnectionTreeSearchTextFilter();
+			_connectionTree = new ConnectionTree
+			{
+				UseFiltering = true
+			};
+		}
+
+		[Test]
+		[Apartment(ApartmentState.STA)]
+		public void FilteringIsRetainedAndUpdatedWhenNodeDeleted()
+		{
+			// root
+			// |- folder1
+			// |	|- con1
+			// |	|- dontshowme
+			// |- folder2
+			//		|- con2
+			var connectionTreeModel = new ConnectionTreeModel();
+			var root = new RootNodeInfo(RootNodeType.Connection);
+			var folder1 = new ContainerInfo {Name = "folder1"};
+			var folder2 = new ContainerInfo {Name = "folder2"};
+			var con1 = new ConnectionInfo {Name = "con1"};
+			var con2 = new ConnectionInfo {Name = "con2"};
+			var conDontShow = new ConnectionInfo {Name = "dontshowme" };
+			root.AddChildRange(new []{folder1, folder2});
+			folder1.AddChildRange(new []{con1, conDontShow});
+			folder2.AddChild(con2);
+			connectionTreeModel.AddRootNode(root);
+
+			_connectionTree.ConnectionTreeModel = connectionTreeModel;
+			// ensure all folders expanded
+			_connectionTree.ExpandAll();
+
+			// apply filtering on the tree
+			_filter.FilterText = "con";
+			_connectionTree.ModelFilter = _filter;
+
+			connectionTreeModel.DeleteNode(con1);
+
+			Assert.That(_connectionTree.IsFiltering, Is.True);
+			Assert.That(_connectionTree.FilteredObjects, Does.Not.Contain(con1));
+			Assert.That(_connectionTree.FilteredObjects, Does.Not.Contain(conDontShow));
+			Assert.That(_connectionTree.FilteredObjects, Does.Contain(con2));
+		}
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void CannotAddConnectionToPuttySessionNode()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var root = new RootNodeInfo(RootNodeType.Connection);
+            var puttyRoot = new RootNodeInfo(RootNodeType.PuttySessions);
+	        connectionTreeModel.AddRootNode(root);
+	        connectionTreeModel.AddRootNode(puttyRoot);
+
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+	        _connectionTree.SelectedObject = puttyRoot;
+	        _connectionTree.AddConnection();
+
+	        Assert.That(puttyRoot.Children, Is.Empty);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void CannotAddFolderToPuttySessionNode()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var root = new RootNodeInfo(RootNodeType.Connection);
+	        var puttyRoot = new RootNodeInfo(RootNodeType.PuttySessions);
+	        connectionTreeModel.AddRootNode(root);
+	        connectionTreeModel.AddRootNode(puttyRoot);
+
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+	        _connectionTree.SelectedObject = puttyRoot;
+	        _connectionTree.AddFolder();
+
+	        Assert.That(puttyRoot.Children, Is.Empty);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void CannotDuplicateRootConnectionNode()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var root = new RootNodeInfo(RootNodeType.Connection);
+	        connectionTreeModel.AddRootNode(root);
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+	        _connectionTree.SelectedObject = root;
+            _connectionTree.DuplicateSelectedNode();
+
+	        Assert.That(connectionTreeModel.RootNodes, Has.One.Items);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void CannotDuplicateRootPuttyNode()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var puttyRoot = new RootNodeInfo(RootNodeType.PuttySessions);
+	        connectionTreeModel.AddRootNode(puttyRoot);
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+	        _connectionTree.SelectedObject = puttyRoot;
+	        _connectionTree.DuplicateSelectedNode();
+
+	        Assert.That(connectionTreeModel.RootNodes, Has.One.Items);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void CannotDuplicatePuttyConnectionNode()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var puttyRoot = new RootNodeInfo(RootNodeType.PuttySessions);
+            var puttyConnection = new PuttySessionInfo();
+            puttyRoot.AddChild(puttyConnection);
+	        connectionTreeModel.AddRootNode(puttyRoot);
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+	        _connectionTree.ExpandAll();
+
+            _connectionTree.SelectedObject = puttyConnection;
+	        _connectionTree.DuplicateSelectedNode();
+
+	        Assert.That(puttyRoot.Children, Has.One.Items);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void DuplicatingWithNoNodeSelectedDoesNothing()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var puttyRoot = new RootNodeInfo(RootNodeType.PuttySessions);
+	        connectionTreeModel.AddRootNode(puttyRoot);
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+            _connectionTree.SelectedObject = null;
+	        _connectionTree.DuplicateSelectedNode();
+
+	        Assert.That(connectionTreeModel.RootNodes, Has.One.Items);
+	    }
+
+	    [Test]
+	    [Apartment(ApartmentState.STA)]
+	    public void ExpandingAllItemsUpdatesColumnWidthAppropriately()
+	    {
+            var connectionTreeModel = new ConnectionTreeModel();
+	        var root = new RootNodeInfo(RootNodeType.Connection);
+            connectionTreeModel.AddRootNode(root);
+	        ContainerInfo parent = root;
+	        foreach (var i in Enumerable.Repeat("", 8))
+	        {
+                var newContainer = new ContainerInfo {IsExpanded = false};
+                parent.AddChild(newContainer);
+	            parent = newContainer;
+	        }
+
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+
+	        var widthBefore = _connectionTree.Columns[0].Width;
+	        _connectionTree.ExpandAll();
+            var widthAfter = _connectionTree.Columns[0].Width;
+
+            Assert.That(widthAfter, Is.GreaterThan(widthBefore));
+	    }
+
+        [Test]
+        [Apartment(ApartmentState.STA)]
+        public void RenamingNodeWithNothingSelectedDoesNothing()
+	    {
+	        var connectionTreeModel = new ConnectionTreeModel();
+	        var root = new RootNodeInfo(RootNodeType.Connection);
+	        connectionTreeModel.AddRootNode(root);
+
+	        _connectionTree.ConnectionTreeModel = connectionTreeModel;
+	        _connectionTree.SelectedObject = null;
+
+	        Assert.DoesNotThrow(() => _connectionTree.RenameSelectedNode());
+        }
+    }
+}

mRemoteNGTests/UI/Window/ConfigWindowTests/ConfigWindowGeneralTests.cs

@@ -0,0 +1,224 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using mRemoteNG.Connection;
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Connection.Protocol.RDP;
+using mRemoteNG.Connection.Protocol.VNC;
+using mRemoteNG.Container;
+using mRemoteNG.Tree.Root;
+using mRemoteNG.UI.Window;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Window.ConfigWindowTests
+{
+    public class ConfigWindowGeneralTests
+    {
+        private ConfigWindow _configWindow;
+
+        [SetUp]
+        public void Setup()
+        {
+            _configWindow = new ConfigWindow
+            {
+                PropertiesVisible = true
+            };
+        }
+
+        [TestCaseSource(nameof(ConnectionInfoGeneralTestCases))]
+        public void PropertyGridShowCorrectPropertiesForConnectionInfo(ConnectionInfo connectionInfo, IEnumerable<string> expectedVisibleProperties)
+        {
+            _configWindow.SelectedTreeNode = connectionInfo;
+            Assert.That(_configWindow.VisibleObjectProperties, Is.EquivalentTo(expectedVisibleProperties));
+        }
+
+        [Test]
+        public void PropertyGridShowCorrectPropertiesForRootConnectionInfo()
+        {
+            var expectedVisibleProperties = new[]
+            {
+                nameof(RootNodeInfo.Name),
+                nameof(RootNodeInfo.Password),
+            };
+
+            _configWindow.SelectedTreeNode = new RootNodeInfo(RootNodeType.Connection);
+            Assert.That(_configWindow.VisibleObjectProperties, Is.EquivalentTo(expectedVisibleProperties));
+        }
+
+        [Test]
+        public void PropertyGridShowCorrectPropertiesForRootPuttyInfo()
+        {
+            var expectedVisibleProperties = new[]
+            {
+                nameof(RootNodeInfo.Name),
+            };
+
+            _configWindow.SelectedTreeNode = new RootPuttySessionsNodeInfo();
+            Assert.That(_configWindow.VisibleObjectProperties, Is.EquivalentTo(expectedVisibleProperties));
+        }
+
+        private static IEnumerable<TestCaseData> ConnectionInfoGeneralTestCases()
+        {
+            var protocolTypes = typeof(ProtocolType).GetEnumValues().OfType<ProtocolType>();
+            var testCases = new List<TestCaseData>();
+
+            foreach (var protocol in protocolTypes)
+            {
+                var expectedPropertyListConnection = BuildExpectedConnectionInfoPropertyList(protocol, false);
+                var connectionInfo = ConstructConnectionInfo(protocol, false);
+                var testCaseConnection = new TestCaseData(connectionInfo, expectedPropertyListConnection)
+                    .SetName(protocol + ", ConnectionInfo");
+                testCases.Add(testCaseConnection);
+
+                var expectedPropertyListContainer = BuildExpectedConnectionInfoPropertyList(protocol, true);
+                var containerInfo = ConstructConnectionInfo(protocol, true);
+                var testCaseContainer = new TestCaseData(containerInfo, expectedPropertyListContainer)
+                    .SetName(protocol + ", ContainerInfo");
+                testCases.Add(testCaseContainer);
+            }
+
+            return testCases;
+        }
+
+        internal static ConnectionInfo ConstructConnectionInfo(ProtocolType protocol, bool isContainer)
+        {
+            // build connection info. set certain connection properties so
+            // that toggled properties are hidden in the property grid. We
+            // will test those separately in the special protocol tests.
+            var node = isContainer 
+                ? new ContainerInfo()
+                : new ConnectionInfo();
+
+            node.Protocol = protocol;
+            node.Resolution = RdpProtocol.RDPResolutions.Res800x600;
+            node.RDGatewayUsageMethod = RdpProtocol.RDGatewayUsageMethod.Never;
+            node.RDGatewayUseConnectionCredentials = RdpProtocol.RDGatewayUseConnectionCredentials.Yes;
+            node.RedirectSound = RdpProtocol.RDPSounds.DoNotPlay;
+            node.VNCAuthMode = ProtocolVNC.AuthMode.AuthVNC;
+            node.VNCProxyType = ProtocolVNC.ProxyType.ProxyNone;
+            node.Inheritance.TurnOffInheritanceCompletely();
+
+            return node;
+        }
+
+        internal static List<string> BuildExpectedConnectionInfoPropertyList(ProtocolType protocol, bool isContainer)
+        {
+            var expectedProperties = new List<string>
+            {
+                nameof(ConnectionInfo.Name),
+                nameof(ConnectionInfo.Description),
+                nameof(ConnectionInfo.Icon),
+                nameof(ConnectionInfo.Panel),
+                nameof(ConnectionInfo.Protocol),
+                nameof(ConnectionInfo.PreExtApp),
+                nameof(ConnectionInfo.PostExtApp),
+                nameof(ConnectionInfo.MacAddress),
+                nameof(ConnectionInfo.UserField),
+            };
+
+            if (!isContainer)
+            {
+                expectedProperties.AddRange(new []
+                {
+                    nameof(ConnectionInfo.Hostname),
+                });
+            }
+
+            switch (protocol)
+            {
+                case ProtocolType.RDP:
+                    expectedProperties.AddRange(new []
+                    {
+                        nameof(ConnectionInfo.Username),
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Domain),
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.UseConsoleSession),
+                        nameof(ConnectionInfo.RDPAuthenticationLevel),
+                        nameof(ConnectionInfo.RDPMinutesToIdleTimeout),
+                        nameof(ConnectionInfo.LoadBalanceInfo),
+                        nameof(ConnectionInfo.UseCredSsp),
+                        nameof(ConnectionInfo.RDGatewayUsageMethod),
+                        nameof(ConnectionInfo.Resolution),
+                        nameof(ConnectionInfo.Colors),
+                        nameof(ConnectionInfo.CacheBitmaps),
+                        nameof(ConnectionInfo.DisplayWallpaper),
+                        nameof(ConnectionInfo.DisplayThemes),
+                        nameof(ConnectionInfo.EnableFontSmoothing),
+                        nameof(ConnectionInfo.EnableDesktopComposition),
+                        nameof(ConnectionInfo.RedirectKeys),
+                        nameof(ConnectionInfo.RedirectDiskDrives),
+                        nameof(ConnectionInfo.RedirectPrinters),
+                        nameof(ConnectionInfo.RedirectPorts),
+                        nameof(ConnectionInfo.RedirectSmartCards),
+                        nameof(ConnectionInfo.RedirectSound),
+                    });
+                    break;
+                case ProtocolType.VNC:
+                    expectedProperties.AddRange(new []
+                    {
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.VNCSmartSizeMode),
+                        nameof(ConnectionInfo.VNCViewOnly),
+                    });
+                    break;
+                case ProtocolType.SSH1:
+                case ProtocolType.SSH2:
+                    expectedProperties.AddRange(new []
+                    {
+                        nameof(ConnectionInfo.Username),
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.PuttySession)
+                    });
+                    break;
+                case ProtocolType.Telnet:
+                case ProtocolType.Rlogin:
+                case ProtocolType.RAW:
+                    expectedProperties.AddRange(new[]
+                    {
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.PuttySession),
+                    });
+                    break;
+                case ProtocolType.HTTP:
+                case ProtocolType.HTTPS:
+                    expectedProperties.AddRange(new []
+                    {
+                        nameof(ConnectionInfo.Username),
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.RenderingEngine),
+                    });
+                    break;
+                case ProtocolType.ICA:
+                    expectedProperties.AddRange(new []
+                    {
+                        nameof(ConnectionInfo.Username),
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Domain),
+                        nameof(ConnectionInfo.ICAEncryptionStrength),
+                        nameof(ConnectionInfo.Resolution),
+                        nameof(ConnectionInfo.Colors),
+                        nameof(ConnectionInfo.CacheBitmaps),
+                    });
+                    break;
+                case ProtocolType.IntApp:
+                    expectedProperties.AddRange(new[]
+                    {
+                        nameof(ConnectionInfo.Username),
+                        nameof(ConnectionInfo.Password),
+                        nameof(ConnectionInfo.Domain),
+                        nameof(ConnectionInfo.Port),
+                        nameof(ConnectionInfo.ExtApp),
+                    });
+                    break;
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(protocol), protocol, null);
+            }
+
+            return expectedProperties;
+        }
+    }
+}

mRemoteNGTests/UI/Window/ConfigWindowTests/ConfigWindowRdpSpecialTests.cs

@@ -0,0 +1,73 @@
+using mRemoteNG.Connection;
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Connection.Protocol.RDP;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Window.ConfigWindowTests
+{
+    public class ConfigWindowRdpSpecialTests : ConfigWindowSpecialTestsBase
+    {
+        protected override ProtocolType Protocol => ProtocolType.RDP;
+
+        [Test]
+        public void PropertyShownWhenActive_RdpMinutesToIdleTimeout()
+        {
+            ConnectionInfo.RDPMinutesToIdleTimeout = 1;
+            ExpectedPropertyList.Add(nameof(mRemoteNG.Connection.ConnectionInfo.RDPAlertIdleTimeout));
+
+            RunVerification();
+        }
+
+        [TestCase(RdpProtocol.RDGatewayUsageMethod.Always)]
+        [TestCase(RdpProtocol.RDGatewayUsageMethod.Detect)]
+        public void RdGatewayPropertiesShown_WhenRdGatewayUsageMethodIsNotNever(RdpProtocol.RDGatewayUsageMethod gatewayUsageMethod)
+        {
+            ConnectionInfo.RDGatewayUsageMethod = gatewayUsageMethod;
+            ConnectionInfo.RDGatewayUseConnectionCredentials = RdpProtocol.RDGatewayUseConnectionCredentials.Yes;
+            ExpectedPropertyList.AddRange(new []
+            {
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayHostname),
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayUseConnectionCredentials)
+            });
+
+            RunVerification();
+        }
+
+        [TestCase(RdpProtocol.RDGatewayUseConnectionCredentials.No)]
+        [TestCase(RdpProtocol.RDGatewayUseConnectionCredentials.SmartCard)]
+        public void RdGatewayPropertiesShown_WhenRDGatewayUseConnectionCredentialsIsNotYes(RdpProtocol.RDGatewayUseConnectionCredentials useConnectionCredentials)
+        {
+            ConnectionInfo.RDGatewayUsageMethod = RdpProtocol.RDGatewayUsageMethod.Always;
+            ConnectionInfo.RDGatewayUseConnectionCredentials = useConnectionCredentials;
+            ExpectedPropertyList.AddRange(new []
+            {
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayHostname),
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayUsername),
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayPassword),
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayDomain),
+                nameof(mRemoteNG.Connection.ConnectionInfo.RDGatewayUseConnectionCredentials)
+            });
+
+            RunVerification();
+        }
+
+        [Test]
+        public void SoundQualityPropertyShown_WhenRdpSoundsSetToBringToThisComputer()
+        {
+            ConnectionInfo.RedirectSound = RdpProtocol.RDPSounds.BringToThisComputer;
+            ExpectedPropertyList.Add(nameof(mRemoteNG.Connection.ConnectionInfo.SoundQuality));
+
+            RunVerification();
+        }
+
+        [TestCase(RdpProtocol.RDPResolutions.FitToWindow)]
+        [TestCase(RdpProtocol.RDPResolutions.Fullscreen)]
+        public void AutomaticResizePropertyShown_WhenResolutionIsDynamic(RdpProtocol.RDPResolutions resolution)
+        {
+            ConnectionInfo.Resolution = resolution;
+            ExpectedPropertyList.Add(nameof(mRemoteNG.Connection.ConnectionInfo.AutomaticResize));
+
+            RunVerification();
+        }
+    }
+}

mRemoteNGTests/UI/Window/ConfigWindowTests/ConfigWindowSpecialTestsBase.cs

@@ -0,0 +1,37 @@
+using System.Collections.Generic;
+using mRemoteNG.Connection;
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.UI.Window;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Window.ConfigWindowTests
+{
+    public abstract class ConfigWindowSpecialTestsBase
+    {
+        protected abstract ProtocolType Protocol { get; }
+        protected bool TestAgainstContainerInfo { get; set; } = false;
+        protected ConfigWindow ConfigWindow;
+        protected ConnectionInfo ConnectionInfo;
+        protected List<string> ExpectedPropertyList;
+
+        [SetUp]
+        public virtual void Setup()
+        {
+            ConnectionInfo = ConfigWindowGeneralTests.ConstructConnectionInfo(Protocol, TestAgainstContainerInfo);
+            ExpectedPropertyList = ConfigWindowGeneralTests.BuildExpectedConnectionInfoPropertyList(Protocol, TestAgainstContainerInfo);
+
+            ConfigWindow = new ConfigWindow
+            {
+                PropertiesVisible = true,
+            };
+        }
+
+        public void RunVerification()
+        {
+            ConfigWindow.SelectedTreeNode = ConnectionInfo;
+            Assert.That(
+                ConfigWindow.VisibleObjectProperties,
+                Is.EquivalentTo(ExpectedPropertyList));
+        }
+    }
+}

mRemoteNGTests/UI/Window/ConfigWindowTests/ConfigWindowVncSpecialTests.cs

@@ -0,0 +1,37 @@
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Connection.Protocol.VNC;
+using NUnit.Framework;
+
+namespace mRemoteNGTests.UI.Window.ConfigWindowTests
+{
+    public class ConfigWindowVncSpecialTests : ConfigWindowSpecialTestsBase
+    {
+        protected override ProtocolType Protocol => ProtocolType.VNC;
+
+        [Test]
+        public void UserDomainPropertiesShown_WhenAuthModeIsWindows()
+        {
+            ConnectionInfo.VNCAuthMode = ProtocolVNC.AuthMode.AuthWin;
+            ExpectedPropertyList.AddRange(new []
+            {
+                nameof(ConnectionInfo.Username),
+                nameof(ConnectionInfo.Domain),
+            });
+        }
+
+        [TestCase(ProtocolVNC.ProxyType.ProxyHTTP)]
+        [TestCase(ProtocolVNC.ProxyType.ProxySocks5)]
+        [TestCase(ProtocolVNC.ProxyType.ProxyUltra)]
+        public void ProxyPropertiesShown_WhenProxyModeIsNotNone(ProtocolVNC.ProxyType proxyType)
+        {
+            ConnectionInfo.VNCProxyType = proxyType;
+            ExpectedPropertyList.AddRange(new[]
+            {
+                nameof(ConnectionInfo.VNCProxyIP),
+                nameof(ConnectionInfo.VNCProxyPort),
+                nameof(ConnectionInfo.VNCProxyUsername),
+                nameof(ConnectionInfo.VNCProxyPassword),
+            });
+        }
+    }
+}

mRemoteNGTests/mRemoteNGTests.csproj

@@ -108,6 +108,7 @@
     </Otherwise>
   </Choose>
   <ItemGroup>
+    <Compile Include="App\ImportTests.cs" />
     <Compile Include="App\UpdaterTests.cs" />
     <Compile Include="BinaryFileTests.cs" />
     <Compile Include="Config\Connections\Multiuser\ConnectionsUpdateAvailableEventArgsTests.cs" />
@@ -146,6 +147,7 @@
     <Compile Include="Connection\ConnectionInfoComparerTests.cs" />
     <Compile Include="Connection\Protocol\IntegratedProgramTests.cs" />
     <Compile Include="Connection\Protocol\ProtocolListTests.cs" />
+    <Compile Include="Container\RootNodeInfoTests.cs" />
     <Compile Include="Credential\CompositeRepositoryUnlockerTests.cs" />
     <Compile Include="Credential\CredentialChangedEventArgsTests.cs" />
     <Compile Include="Credential\CredentialDeletionMsgBoxConfirmerTests.cs" />
@@ -169,9 +171,12 @@
     <Compile Include="Security\PasswordCreation\PasswordLengthConstraintTests.cs" />
     <Compile Include="Security\RandomGeneratorTests.cs" />
     <Compile Include="Security\SecureStringExtensionsTests.cs" />
+    <Compile Include="TestHelpers\ConnectionInfoHelpers.cs" />
     <Compile Include="TestHelpers\ConnectionTreeModelBuilder.cs" />
     <Compile Include="Security\XmlCryptoProviderBuilderTests.cs" />
     <Compile Include="TestHelpers\FileTestHelpers.cs" />
+    <Compile Include="TestHelpers\SerializableConnectionInfoAllPropertiesOfType.cs" />
+    <Compile Include="Tools\DisposableActionTests.cs" />
     <Compile Include="Tools\ExternalToolsArgumentParserTests.cs" />
     <Compile Include="Tools\FullyObservableCollectionTests.cs" />
     <Compile Include="Tools\OptionalTests.cs" />
@@ -204,6 +209,7 @@
     <Compile Include="Tree\RootNodeInfoTests.cs" />
     <Compile Include="Tree\ClickHandlers\SwitchToConnectionClickHandlerTests.cs" />
     <Compile Include="Tree\SelectedConnectionDeletionConfirmerTests.cs" />
+    <Compile Include="UI\Controls\ConnectionTreeTests.cs" />
     <Compile Include="UI\Controls\PageSequenceTests.cs" />
     <Compile Include="UI\Controls\SecureTextBoxTestForm.cs">
       <SubType>Form</SubType>
@@ -228,6 +234,10 @@
     <Compile Include="UI\Forms\OptionsFormSetupAndTeardown.cs" />
     <Compile Include="UI\Forms\PasswordFormTests.cs" />
     <Compile Include="UI\WindowListTests.cs" />
+    <Compile Include="UI\Window\ConfigWindowTests\ConfigWindowGeneralTests.cs" />
+    <Compile Include="UI\Window\ConfigWindowTests\ConfigWindowRdpSpecialTests.cs" />
+    <Compile Include="UI\Window\ConfigWindowTests\ConfigWindowSpecialTestsBase.cs" />
+    <Compile Include="UI\Window\ConfigWindowTests\ConfigWindowVncSpecialTests.cs" />
     <Compile Include="UI\Window\ConnectionTreeWindowTests.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -257,6 +267,8 @@
     <None Include="Resources\test_rdcman_v2_2_badschemaversion.rdg" />
     <None Include="Resources\test_rdcman_v2_2_schema1.rdg" />
     <None Include="Resources\test_RDCMan_v2_7_schema3.rdg" />
+    <None Include="Resources\test_rdcman_v2_7_schema3_empty_values.rdg" />
+    <None Include="Resources\test_rdcman_v2_7_schema3_null_values.rdg" />
     <None Include="Resources\test_remotedesktopconnection.rdp" />
   </ItemGroup>
   <ItemGroup>

mRemoteV1.sln

@@ -33,16 +33,19 @@ Global
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug Portable|Any CPU.ActiveCfg = Debug Portable|x86
+		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug Portable|Any CPU.Build.0 = Debug Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug Portable|x86.ActiveCfg = Debug Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug Portable|x86.Build.0 = Debug Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug|Any CPU.ActiveCfg = Debug|x86
+		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug|Any CPU.Build.0 = Debug|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug|x86.ActiveCfg = Debug|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Debug|x86.Build.0 = Debug|x86
-		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|Any CPU.ActiveCfg = Release Portable|x86
-		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|Any CPU.Build.0 = Release Portable|x86
+		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|Any CPU.ActiveCfg = Release|x86
+		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|Any CPU.Build.0 = Release|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|x86.ActiveCfg = Release|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Installer|x86.Build.0 = Release|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Portable|Any CPU.ActiveCfg = Release Portable|x86
+		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Portable|Any CPU.Build.0 = Release Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Portable|x86.ActiveCfg = Release Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release Portable|x86.Build.0 = Release Portable|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release|Any CPU.ActiveCfg = Release|x86
@@ -50,24 +53,26 @@ Global
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release|x86.ActiveCfg = Release|x86
 		{4934A491-40BC-4E5B-9166-EA1169A220F6}.Release|x86.Build.0 = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug Portable|Any CPU.ActiveCfg = Debug Portable|x86
+		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug Portable|Any CPU.Build.0 = Debug Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug Portable|x86.ActiveCfg = Debug Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug Portable|x86.Build.0 = Debug Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug|Any CPU.ActiveCfg = Debug|x86
+		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug|Any CPU.Build.0 = Debug|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug|x86.ActiveCfg = Debug|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Debug|x86.Build.0 = Debug|x86
-		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|Any CPU.ActiveCfg = Release Portable|x86
-		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|Any CPU.Build.0 = Release Portable|x86
+		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|Any CPU.ActiveCfg = Release|x86
+		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|Any CPU.Build.0 = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|x86.ActiveCfg = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Installer|x86.Build.0 = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Portable|Any CPU.ActiveCfg = Release Portable|x86
+		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Portable|Any CPU.Build.0 = Release Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Portable|x86.ActiveCfg = Release Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release Portable|x86.Build.0 = Release Portable|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release|Any CPU.ActiveCfg = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release|Any CPU.Build.0 = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release|x86.ActiveCfg = Release|x86
 		{1453B37F-8621-499E-B0B2-6091F76DC0BB}.Release|x86.Build.0 = Release|x86
-		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug Portable|Any CPU.ActiveCfg = Release|x86
-		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug Portable|Any CPU.Build.0 = Release|x86
+		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug Portable|Any CPU.ActiveCfg = Debug|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug Portable|x86.ActiveCfg = Debug|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug|Any CPU.ActiveCfg = Debug|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Debug|x86.ActiveCfg = Debug|x86
@@ -77,7 +82,6 @@ Global
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release Installer|x86.ActiveCfg = Release|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release Installer|x86.Build.0 = Release|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release Portable|Any CPU.ActiveCfg = Release|x86
-		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release Portable|Any CPU.Build.0 = Release|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release Portable|x86.ActiveCfg = Release|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release|Any CPU.ActiveCfg = Release|x86
 		{5423D985-CB48-4344-B47F-E8C6D60C8B04}.Release|Any CPU.Build.0 = Release|x86
@@ -86,8 +90,8 @@ Global
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Debug Portable|x86.ActiveCfg = Debug Portable|x86
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Debug|Any CPU.ActiveCfg = Debug|x86
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Debug|x86.ActiveCfg = Debug|x86
-		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|Any CPU.ActiveCfg = Release Portable|x86
-		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|Any CPU.Build.0 = Release Portable|x86
+		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|Any CPU.ActiveCfg = Release|x86
+		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|Any CPU.Build.0 = Release|x86
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|x86.ActiveCfg = Release|x86
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Installer|x86.Build.0 = Release|x86
 		{F0168B9F-6815-40DF-BA53-46CEE7683B68}.Release Portable|Any CPU.ActiveCfg = Release Portable|x86

mRemoteV1/App/CompatibilityChecker.cs

@@ -19,13 +19,29 @@ namespace mRemoteNG.App
 
         private static void CheckFipsPolicy(MessageCollector messageCollector)
         {
+            if (Settings.Default.OverrideFIPSCheck)
+            {
+                messageCollector.AddMessage(MessageClass.InformationMsg, "OverrideFIPSCheck is set. Will skip check...", true);
+                return;
+            }
+
             messageCollector.AddMessage(MessageClass.InformationMsg, "Checking FIPS Policy...", true);
             if (!FipsPolicyEnabledForServer2003() && !FipsPolicyEnabledForServer2008AndNewer()) return;
-            var errorText = string.Format(Language.strErrorFipsPolicyIncompatible, GeneralAppInfo.ProductName,
-                GeneralAppInfo.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Error);
+
+            var errorText = string.Format(Language.strErrorFipsPolicyIncompatible, GeneralAppInfo.ProductName);
             messageCollector.AddMessage(MessageClass.ErrorMsg, errorText, true);
-            MessageBox.Show(FrmMain.Default, errorText);
-            Environment.Exit(1);
+
+            var ShouldIStayOrShouldIGo = CTaskDialog.MessageBox(Application.ProductName, Language.strCompatibilityProblemDetected, errorText, "", "", Language.strCheckboxDoNotShowThisMessageAgain, ETaskDialogButtons.OkCancel, ESysIcons.Warning, ESysIcons.Warning);
+            if (CTaskDialog.VerificationChecked && ShouldIStayOrShouldIGo == DialogResult.OK)
+            {
+                messageCollector.AddMessage(MessageClass.ErrorMsg, "User requests that FIPS check be overridden", true);
+                Settings.Default.OverrideFIPSCheck = true;
+                Settings.Default.Save();
+                return;
+            }
+
+            if (ShouldIStayOrShouldIGo == DialogResult.Cancel)
+                Environment.Exit(1);
         }
 
         private static bool FipsPolicyEnabledForServer2003()

mRemoteV1/App/Import.cs

@@ -3,13 +3,14 @@ using System.Collections.Generic;
 using System.IO;
 using System.Windows.Forms;
 using mRemoteNG.Config.Import;
+using mRemoteNG.Connection;
 using mRemoteNG.Connection.Protocol;
 using mRemoteNG.Container;
 using mRemoteNG.Tools;
 
 namespace mRemoteNG.App
 {
-    public static class Import
+	public static class Import
     {
         public static void ImportFromFile(ContainerInfo importDestinationContainer)
         {
@@ -35,22 +36,12 @@ namespace mRemoteNG.App
                     if (openFileDialog.ShowDialog() != DialogResult.OK)
                         return;
 
-                    foreach (var fileName in openFileDialog.FileNames)
-                    {
-                        try
-                        {
-                            var importer = BuildConnectionImporterFromFileExtension(fileName);
-                            importer.Import(fileName, importDestinationContainer);
-                        }
-                        catch (Exception ex)
-                        {
-                            MessageBox.Show(string.Format(Language.strImportFileFailedContent, fileName), Language.strImportFileFailedMainInstruction,
-                                            MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);
-                            Runtime.MessageCollector.AddExceptionMessage("Unable to import file.", ex);
-                        }
-                    }
-
-                    Runtime.ConnectionsService.SaveConnectionsAsync();
+					HeadlessFileImport(
+						openFileDialog.FileNames, 
+						importDestinationContainer, 
+						Runtime.ConnectionsService,
+						fileName => MessageBox.Show(string.Format(Language.strImportFileFailedContent, fileName), Language.strImportFileFailedMainInstruction,
+							MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1));
                 }
             }
             catch (Exception ex)
@@ -59,12 +50,38 @@ namespace mRemoteNG.App
             }
         }
 
+        public static void HeadlessFileImport(
+	        IEnumerable<string> filePaths, 
+	        ContainerInfo importDestinationContainer, 
+	        ConnectionsService connectionsService,
+	        Action<string> exceptionAction = null)
+        {
+	        using (connectionsService.BatchedSavingContext())
+	        {
+		        foreach (var fileName in filePaths)
+		        {
+			        try
+			        {
+				        var importer = BuildConnectionImporterFromFileExtension(fileName);
+				        importer.Import(fileName, importDestinationContainer);
+			        }
+			        catch (Exception ex)
+			        {
+				        exceptionAction?.Invoke(fileName);
+				        Runtime.MessageCollector.AddExceptionMessage($"Error occurred while importing file '{fileName}'.", ex);
+			        }
+		        }
+	        }
+		}
+
         public static void ImportFromActiveDirectory(string ldapPath, ContainerInfo importDestinationContainer, bool importSubOu)
         {
             try
             {
-                ActiveDirectoryImporter.Import(ldapPath, importDestinationContainer, importSubOu);
-                Runtime.ConnectionsService.SaveConnectionsAsync();
+	            using (Runtime.ConnectionsService.BatchedSavingContext())
+	            {
+					ActiveDirectoryImporter.Import(ldapPath, importDestinationContainer, importSubOu);
+	            }
             }
             catch (Exception ex)
             {
@@ -76,9 +93,11 @@ namespace mRemoteNG.App
         {
             try
             {
-                var importer = new PortScanImporter(protocol);
-                importer.Import(hosts, importDestinationContainer);
-                Runtime.ConnectionsService.SaveConnectionsAsync();
+	            using (Runtime.ConnectionsService.BatchedSavingContext())
+	            {
+					var importer = new PortScanImporter(protocol);
+					importer.Import(hosts, importDestinationContainer);
+	            }
             }
             catch (Exception ex)
             {

mRemoteV1/App/Info/SettingsFileInfo.cs

@@ -2,14 +2,15 @@
 using System.IO;
 using System.Reflection;
 using System.Windows.Forms;
+using mRemoteNG.Connection;
 
 namespace mRemoteNG.App.Info
 {
     public static class SettingsFileInfo
     {
-        private static readonly string ExePath = Path.GetDirectoryName(Assembly.GetEntryAssembly()?.Location);
+        private static readonly string ExePath = Path.GetDirectoryName(Assembly.GetAssembly(typeof(ConnectionInfo))?.Location);
 
-        public static string SettingsPath { get; } = Runtime.IsPortableEdition ? ExePath : Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\" + Application.ProductName;
+        public static string SettingsPath => Runtime.IsPortableEdition ? ExePath : Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + "\\" + Application.ProductName;
         public static string LayoutFileName { get; } = "pnlLayout.xml";
         public static string ExtAppsFilesName { get; } = "extApps.xml";
         public static string ThemesFileName { get; } = "Themes.xml";

mRemoteV1/App/Runtime.cs

@@ -1,11 +1,4 @@
-using System;
-using System.IO;
-using System.Security;
-using System.Threading;
-using System.Windows.Forms;
 using mRemoteNG.App.Info;
-using mRemoteNG.Config.Connections.Multiuser;
-using mRemoteNG.Config.DataProviders;
 using mRemoteNG.Config.Putty;
 using mRemoteNG.Connection;
 using mRemoteNG.Credential;
@@ -17,10 +10,15 @@ using mRemoteNG.Tree.Root;
 using mRemoteNG.UI;
 using mRemoteNG.UI.Forms;
 using mRemoteNG.UI.TaskDialog;
+using System;
+using System.IO;
+using System.Security;
+using System.Threading;
+using System.Windows.Forms;
 
 namespace mRemoteNG.App
 {
-	public static class Runtime
+    public static class Runtime
     {
         public static bool IsPortableEdition
         {
@@ -45,19 +43,23 @@ namespace mRemoteNG.App
         #region Connections Loading/Saving
         public static void LoadConnectionsAsync()
         {
-            _withDialog = false;
-
             var t = new Thread(LoadConnectionsBGd);
             t.SetApartmentState(ApartmentState.STA);
             t.Start();
         }
 
-        private static bool _withDialog;
         private static void LoadConnectionsBGd()
         {
-            LoadConnections(_withDialog);
+            LoadConnections();
         }
 
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="withDialog">
+        /// Should we show the file selection dialog to allow the user to select
+        /// a connection file
+        /// </param>
         public static void LoadConnections(bool withDialog = false)
         {
             var connectionFileName = "";
@@ -67,24 +69,19 @@ namespace mRemoteNG.App
                 // disable sql update checking while we are loading updates
                 ConnectionsService.RemoteConnectionsSyncronizer?.Disable();
 
-                if (!Settings.Default.UseSQLServer)
+                if (withDialog)
                 {
-                    if (withDialog)
-                    {
-                        var loadDialog = DialogFactory.BuildLoadConnectionsDialog();
-                        if (loadDialog.ShowDialog() != DialogResult.OK) return;
-                        connectionFileName = loadDialog.FileName;
-                    }
-                    else
-                    {
-                        connectionFileName = ConnectionsService.GetStartupConnectionFileName();
-                    }
+                    var loadDialog = DialogFactory.BuildLoadConnectionsDialog();
+                    if (loadDialog.ShowDialog() != DialogResult.OK)
+                        return;
 
-                    var backupFileCreator = new FileBackupCreator();
-                    backupFileCreator.CreateBackupFile(connectionFileName);
-
-                    var backupPruner = new FileBackupPruner();
-                    backupPruner.PruneBackupFiles(connectionFileName);
+                    connectionFileName = loadDialog.FileName;
+                    Settings.Default.UseSQLServer = false;
+                    Settings.Default.Save();
+                }
+                else if (!Settings.Default.UseSQLServer)
+                {
+                    connectionFileName = ConnectionsService.GetStartupConnectionFileName();
                 }
 
                 ConnectionsService.LoadConnections(Settings.Default.UseSQLServer, false, connectionFileName);
@@ -93,18 +90,6 @@ namespace mRemoteNG.App
                 {
                     ConnectionsService.LastSqlUpdate = DateTime.Now;
                 }
-                else
-                {
-                    if (connectionFileName == ConnectionsService.GetDefaultStartupConnectionFileName())
-                    {
-                        Settings.Default.LoadConsFromCustomLocation = false;
-                    }
-                    else
-                    {
-                        Settings.Default.LoadConsFromCustomLocation = true;
-                        Settings.Default.CustomConsPath = connectionFileName;
-                    }
-                }
 
                 // re-enable sql update checking after updates are loaded
                 ConnectionsService.RemoteConnectionsSyncronizer?.Enable();

mRemoteV1/App/Windows.cs

@@ -1,8 +1,8 @@
-using mRemoteNG.UI.Forms;
-using mRemoteNG.UI.Window;
-using System;
+using System;
 using mRemoteNG.Messages;
 using mRemoteNG.UI;
+using mRemoteNG.UI.Forms;
+using mRemoteNG.UI.Window;
 
 namespace mRemoteNG.App
 {
@@ -15,8 +15,14 @@ namespace mRemoteNG.App
         private static PortScanWindow _portscanForm;
         private static UltraVNCWindow _ultravncscForm;
         private static ComponentsCheckWindow _componentscheckForm;
+        private static ConnectionTreeWindow _treeForm;
+
+        internal static ConnectionTreeWindow TreeForm
+        {
+            get => _treeForm ?? (_treeForm = new ConnectionTreeWindow());
+            set => _treeForm = value;
+        }
 
-        internal static ConnectionTreeWindow TreeForm { get; set; } = new ConnectionTreeWindow();
         internal static ConfigWindow ConfigForm { get; set; } = new ConfigWindow();
         internal static ErrorAndInfoWindow ErrorsForm { get; set; } = new ErrorAndInfoWindow();
         internal static ScreenshotManagerWindow ScreenshotForm { get; set; } = new ScreenshotManagerWindow();

mRemoteV1/Config/Connections/CsvConnectionsSaver.cs

@@ -24,7 +24,7 @@ namespace mRemoteNG.Config.Connections
             _saveFilter = saveFilter;
         }
 
-        public void Save(ConnectionTreeModel connectionTreeModel)
+        public void Save(ConnectionTreeModel connectionTreeModel, string propertyNameTrigger = "")
         {
             var csvConnectionsSerializer = new CsvConnectionsSerializerMremotengFormat(_saveFilter, Runtime.CredentialProviderCatalog);
             var dataProvider = new FileDataProvider(_connectionFileName);

mRemoteV1/Config/Connections/IConnectionsLoader.cs

@@ -0,0 +1,9 @@
+using mRemoteNG.Tree;
+
+namespace mRemoteNG.Config.Connections
+{
+    public interface IConnectionsLoader
+    {
+        ConnectionTreeModel Load();
+    }
+}

mRemoteV1/Config/Connections/Multiuser/RemoteConnectionsSyncronizer.cs

@@ -1,6 +1,7 @@
-using System;
+using mRemoteNG.App;
+using System;
 using System.Timers;
-using mRemoteNG.App;
+
 // ReSharper disable ArrangeAccessorOwnerBody
 
 namespace mRemoteNG.Config.Connections.Multiuser

mRemoteV1/Config/Connections/Multiuser/SqlConnectionsUpdateChecker.cs

@@ -1,11 +1,11 @@
 using mRemoteNG.App;
+using mRemoteNG.Config.Connections.Multiuser;
+using mRemoteNG.Config.DatabaseConnectors;
 using mRemoteNG.Messages;
 using System;
 using System.Data;
 using System.Data.SqlClient;
 using System.Threading;
-using mRemoteNG.Config.Connections.Multiuser;
-using mRemoteNG.Config.DatabaseConnectors;
 
 namespace mRemoteNG.Config.Connections
 {
@@ -13,7 +13,7 @@ namespace mRemoteNG.Config.Connections
     {
         private readonly SqlDatabaseConnector _sqlConnector;
         private readonly SqlCommand _sqlQuery;
-        private DateTime _lastUpdateTime;
+        private DateTime LastUpdateTime => Runtime.ConnectionsService.LastSqlUpdate;
         private DateTime _lastDatabaseUpdateTime;
 
 
@@ -21,7 +21,6 @@ namespace mRemoteNG.Config.Connections
         {
             _sqlConnector = DatabaseConnectorFactory.SqlDatabaseConnectorFromSettings();
             _sqlQuery = new SqlCommand("SELECT * FROM tblUpdate", _sqlConnector.SqlConnection);
-            _lastUpdateTime = default(DateTime);
             _lastDatabaseUpdateTime = default(DateTime);
         }
 
@@ -58,14 +57,14 @@ namespace mRemoteNG.Config.Connections
         private bool DatabaseIsMoreUpToDateThanUs()
         {
             var lastUpdateInDb = GetLastUpdateTimeFromDbResponse();
-            var IAmTheLastoneUpdated = CheckIfIAmTheLastOneUpdated(lastUpdateInDb);
-            return (lastUpdateInDb > _lastUpdateTime && !IAmTheLastoneUpdated);
+            var amTheLastoneUpdated = CheckIfIAmTheLastOneUpdated(lastUpdateInDb);
+            return (lastUpdateInDb > LastUpdateTime && !amTheLastoneUpdated);
         }
 
         private bool CheckIfIAmTheLastOneUpdated(DateTime lastUpdateInDb)
         {
-            DateTime LastSqlUpdateWithoutMilliseconds = new DateTime(Runtime.ConnectionsService.LastSqlUpdate.Ticks - (Runtime.ConnectionsService.LastSqlUpdate.Ticks % TimeSpan.TicksPerSecond), Runtime.ConnectionsService.LastSqlUpdate.Kind);
-            return lastUpdateInDb == LastSqlUpdateWithoutMilliseconds;
+            DateTime lastSqlUpdateWithoutMilliseconds = new DateTime(LastUpdateTime.Ticks - (LastUpdateTime.Ticks % TimeSpan.TicksPerSecond), LastUpdateTime.Kind);
+            return lastUpdateInDb == lastSqlUpdateWithoutMilliseconds;
         }
 
         private DateTime GetLastUpdateTimeFromDbResponse()
@@ -104,10 +103,9 @@ namespace mRemoteNG.Config.Connections
         public event ConnectionsUpdateAvailableEventHandler ConnectionsUpdateAvailable;
         private void RaiseConnectionsUpdateAvailableEvent()
         {
+            Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, "Remote connection update is available");
             var args = new ConnectionsUpdateAvailableEventArgs(_sqlConnector, _lastDatabaseUpdateTime);
             ConnectionsUpdateAvailable?.Invoke(this, args);
-            if(args.Handled)
-                _lastUpdateTime = _lastDatabaseUpdateTime;
         }
 
         public void Dispose()

mRemoteV1/Config/Connections/SaveConnectionsOnEdit.cs

@@ -2,6 +2,7 @@
 using System.Collections.Specialized;
 using System.ComponentModel;
 using mRemoteNG.Connection;
+using mRemoteNG.UI.Forms;
 
 namespace mRemoteNG.Config.Connections
 {
@@ -20,10 +21,9 @@ namespace mRemoteNG.Config.Connections
 
         private void ConnectionsServiceOnConnectionsLoaded(object sender, ConnectionsLoadedEventArgs connectionsLoadedEventArgs)
         {
-            
-
             connectionsLoadedEventArgs.NewConnectionTreeModel.CollectionChanged += ConnectionTreeModelOnCollectionChanged;
             connectionsLoadedEventArgs.NewConnectionTreeModel.PropertyChanged += ConnectionTreeModelOnPropertyChanged;
+
             foreach (var oldTree in connectionsLoadedEventArgs.PreviousConnectionTreeModel)
             {
                 oldTree.CollectionChanged -= ConnectionTreeModelOnCollectionChanged;
@@ -33,7 +33,7 @@ namespace mRemoteNG.Config.Connections
 
         private void ConnectionTreeModelOnPropertyChanged(object sender, PropertyChangedEventArgs propertyChangedEventArgs)
         {
-            SaveConnectionOnEdit();
+            SaveConnectionOnEdit(propertyChangedEventArgs.PropertyName);
         }
 
         private void ConnectionTreeModelOnCollectionChanged(object sender, NotifyCollectionChangedEventArgs notifyCollectionChangedEventArgs)
@@ -41,11 +41,14 @@ namespace mRemoteNG.Config.Connections
             SaveConnectionOnEdit();
         }
 
-        private void SaveConnectionOnEdit()
+        private void SaveConnectionOnEdit(string propertyName = "")
         {
             if (!mRemoteNG.Settings.Default.SaveConnectionsAfterEveryEdit)
                 return;
-            _connectionsService.SaveConnections();
+            if (FrmMain.Default.IsClosing)
+                return;
+
+            _connectionsService.SaveConnectionsAsync(propertyName);
         }
     }
 }

mRemoteV1/Config/Connections/SqlConnectionsLoader.cs

@@ -1,22 +1,96 @@
-using mRemoteNG.Config.DatabaseConnectors;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Security;
+using mRemoteNG.Config.DatabaseConnectors;
 using mRemoteNG.Config.DataProviders;
 using mRemoteNG.Config.Serializers;
+using mRemoteNG.Config.Serializers.MsSql;
 using mRemoteNG.Config.Serializers.Versioning;
+using mRemoteNG.Container;
+using mRemoteNG.Security;
+using mRemoteNG.Security.Authentication;
+using mRemoteNG.Security.SymmetricEncryption;
+using mRemoteNG.Tools;
 using mRemoteNG.Tree;
+using mRemoteNG.Tree.Root;
 
 namespace mRemoteNG.Config.Connections
 {
-    public class SqlConnectionsLoader
+	public class SqlConnectionsLoader : IConnectionsLoader
     {
+        private readonly IDeserializer<string, IEnumerable<LocalConnectionPropertiesModel>> _localConnectionPropertiesDeserializer;
+        private readonly IDataProvider<string> _dataProvider;
+
+        public Func<Optional<SecureString>> AuthenticationRequestor { get; set; } =
+            () => MiscTools.PasswordDialog("", false);
+
+        public SqlConnectionsLoader(
+            IDeserializer<string, IEnumerable<LocalConnectionPropertiesModel>> localConnectionPropertiesDeserializer, 
+            IDataProvider<string> dataProvider)
+        {
+            _localConnectionPropertiesDeserializer = localConnectionPropertiesDeserializer.ThrowIfNull(nameof(localConnectionPropertiesDeserializer));
+            _dataProvider = dataProvider.ThrowIfNull(nameof(dataProvider));
+        }
+
         public ConnectionTreeModel Load()
         {
             var connector = DatabaseConnectorFactory.SqlDatabaseConnectorFromSettings();
             var dataProvider = new SqlDataProvider(connector);
+            var metaDataRetriever = new SqlDatabaseMetaDataRetriever();
             var databaseVersionVerifier = new SqlDatabaseVersionVerifier(connector);
-            databaseVersionVerifier.VerifyDatabaseVersion();
+            var cryptoProvider = new LegacyRijndaelCryptographyProvider();
+
+            var metaData = metaDataRetriever.GetDatabaseMetaData(connector) ?? 
+                           HandleFirstRun(metaDataRetriever, connector);
+            var decryptionKey = GetDecryptionKey(metaData);
+
+            if (!decryptionKey.Any())
+                throw new Exception("Could not load SQL connections");
+
+            databaseVersionVerifier.VerifyDatabaseVersion(metaData.ConfVersion);
             var dataTable = dataProvider.Load();
-            var deserializer = new DataTableDeserializer();
-            return deserializer.Deserialize(dataTable);
+            var deserializer = new DataTableDeserializer(cryptoProvider, decryptionKey.First());
+            var connectionTree = deserializer.Deserialize(dataTable);
+            ApplyLocalConnectionProperties(connectionTree.RootNodes.First(i => i is RootNodeInfo));
+            return connectionTree;
         }
+
+        private Optional<SecureString> GetDecryptionKey(SqlConnectionListMetaData metaData)
+        {
+            var cryptographyProvider = new LegacyRijndaelCryptographyProvider();
+            var cipherText = metaData.Protected;
+            var authenticator = new PasswordAuthenticator(cryptographyProvider, cipherText, AuthenticationRequestor);
+            var authenticated = authenticator.Authenticate(new RootNodeInfo(RootNodeType.Connection).DefaultPassword.ConvertToSecureString());
+
+            if (authenticated)
+                return authenticator.LastAuthenticatedPassword;
+            return Optional<SecureString>.Empty;
+        }
+
+        private void ApplyLocalConnectionProperties(ContainerInfo rootNode)
+        {
+            var localPropertiesXml = _dataProvider.Load();
+            var localConnectionProperties = _localConnectionPropertiesDeserializer.Deserialize(localPropertiesXml);
+
+            rootNode
+                .GetRecursiveChildList()
+                .Join(localConnectionProperties, 
+                    con => con.ConstantID, 
+                    locals => locals.ConnectionId,
+                    (con, locals) => new {Connection = con, LocalProperties = locals})
+                .ForEach(x =>
+                {
+                    x.Connection.PleaseConnect = x.LocalProperties.Connected;
+                    if (x.Connection is ContainerInfo container)
+                        container.IsExpanded = x.LocalProperties.Expanded;
+                });
+        }
+
+        private SqlConnectionListMetaData HandleFirstRun(SqlDatabaseMetaDataRetriever metaDataRetriever, SqlDatabaseConnector connector)
+        {
+	        metaDataRetriever.WriteDatabaseMetaData(new RootNodeInfo(RootNodeType.Connection), connector);
+	        return metaDataRetriever.GetDatabaseMetaData(connector);
+		}
     }
 }

mRemoteV1/Config/Connections/SqlConnectionsSaver.cs

@@ -1,14 +1,16 @@
 using System;
+using System.Collections.Generic;
 using System.Data.SqlClient;
 using System.Globalization;
 using System.Linq;
-using System.Security;
 using mRemoteNG.App;
 using mRemoteNG.App.Info;
 using mRemoteNG.Config.DatabaseConnectors;
 using mRemoteNG.Config.DataProviders;
 using mRemoteNG.Config.Serializers;
+using mRemoteNG.Config.Serializers.MsSql;
 using mRemoteNG.Config.Serializers.Versioning;
+using mRemoteNG.Connection;
 using mRemoteNG.Container;
 using mRemoteNG.Messages;
 using mRemoteNG.Security;
@@ -19,44 +21,90 @@ using mRemoteNG.Tree.Root;
 
 namespace mRemoteNG.Config.Connections
 {
-    public class SqlConnectionsSaver : ISaver<ConnectionTreeModel>
+	public class SqlConnectionsSaver : ISaver<ConnectionTreeModel>
     {
-        private SecureString _password = Runtime.EncryptionKey;
         private readonly SaveFilter _saveFilter;
+        private readonly ISerializer<IEnumerable<LocalConnectionPropertiesModel>, string> _localPropertiesSerializer;
+        private readonly IDataProvider<string> _dataProvider;
 
-        public SqlConnectionsSaver(SaveFilter saveFilter)
+        public SqlConnectionsSaver(
+            SaveFilter saveFilter, 
+            ISerializer<IEnumerable<LocalConnectionPropertiesModel>, string> localPropertieSerializer,
+            IDataProvider<string> localPropertiesDataProvider)
         {
             if (saveFilter == null)
                 throw new ArgumentNullException(nameof(saveFilter));
             _saveFilter = saveFilter;
+            _localPropertiesSerializer = localPropertieSerializer.ThrowIfNull(nameof(localPropertieSerializer));
+            _dataProvider = localPropertiesDataProvider.ThrowIfNull(nameof(localPropertiesDataProvider));
         }
 
-        public void Save(ConnectionTreeModel connectionTreeModel)
+        public void Save(ConnectionTreeModel connectionTreeModel, string propertyNameTrigger = "")
         {
+            var rootTreeNode = connectionTreeModel.RootNodes.OfType<RootNodeInfo>().First();
+
+            UpdateLocalConnectionProperties(rootTreeNode);
+
+            if (PropertyIsLocalOnly(propertyNameTrigger))
+            {
+                Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, 
+                    $"Property {propertyNameTrigger} is local only. Not saving to database.");
+                return;
+            }
+
             if (SqlUserIsReadOnly())
             {
                 Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, "Trying to save connection tree but the SQL read only checkbox is checked, aborting!");
                 return;
             }
-                
 
             using (var sqlConnector = DatabaseConnectorFactory.SqlDatabaseConnectorFromSettings())
             {
                 sqlConnector.Connect();
                 var databaseVersionVerifier = new SqlDatabaseVersionVerifier(sqlConnector);
+                var metaDataRetriever = new SqlDatabaseMetaDataRetriever();
+                var metaData = metaDataRetriever.GetDatabaseMetaData(sqlConnector);
 
-                if (!databaseVersionVerifier.VerifyDatabaseVersion())
+                if (!databaseVersionVerifier.VerifyDatabaseVersion(metaData.ConfVersion))
                 {
                     Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, Language.strErrorConnectionListSaveFailed);
                     return;
                 }
 
-                var rootTreeNode = connectionTreeModel.RootNodes.OfType<RootNodeInfo>().First();
-
-                UpdateRootNodeTable(rootTreeNode, sqlConnector);
+                metaDataRetriever.WriteDatabaseMetaData(rootTreeNode, sqlConnector);
                 UpdateConnectionsTable(rootTreeNode, sqlConnector);
                 UpdateUpdatesTable(sqlConnector);
             }
+
+            Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, "Saved connections to database");
+        }
+
+        /// <summary>
+        /// Determines if a given property name should be only saved
+        /// locally.
+        /// </summary>
+        /// <param name="property">
+        /// The name of the property that triggered the save event
+        /// </param>
+        /// <returns></returns>
+        private bool PropertyIsLocalOnly(string property)
+        {
+            return property == nameof(ConnectionInfo.OpenConnections) ||
+                   property == nameof(ContainerInfo.IsExpanded);
+        }
+
+        private void UpdateLocalConnectionProperties(ContainerInfo rootNode)
+        {
+            var a = rootNode.GetRecursiveChildList().Select(info => new LocalConnectionPropertiesModel
+            {
+                ConnectionId = info.ConstantID,
+                Connected = info.OpenConnections.Count > 0,
+                Expanded = info is ContainerInfo c && c.IsExpanded
+            });
+
+            var serializedProperties = _localPropertiesSerializer.Serialize(a);
+            _dataProvider.Save(serializedProperties);
+            Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, "Saved local connection properties");
         }
 
         private void UpdateRootNodeTable(RootNodeInfo rootTreeNode, SqlDatabaseConnector sqlDatabaseConnector)
@@ -67,17 +115,17 @@ namespace mRemoteNG.Config.Connections
             {
                 if (rootTreeNode.Password)
                 {
-                    _password = rootTreeNode.PasswordString.ConvertToSecureString();
-                    strProtected = cryptographyProvider.Encrypt("ThisIsProtected", _password);
+                    var password = rootTreeNode.PasswordString.ConvertToSecureString();
+                    strProtected = cryptographyProvider.Encrypt("ThisIsProtected", password);
                 }
                 else
                 {
-                    strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", _password);
+                    strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", Runtime.EncryptionKey);
                 }
             }
             else
             {
-                strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", _password);
+                strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", Runtime.EncryptionKey);
             }
 
             var sqlQuery = new SqlCommand("DELETE FROM tblRoot", sqlDatabaseConnector.SqlConnection);
@@ -99,13 +147,15 @@ namespace mRemoteNG.Config.Connections
             }
         }
 
-        private void UpdateConnectionsTable(ContainerInfo rootTreeNode, SqlDatabaseConnector sqlDatabaseConnector)
+        private void UpdateConnectionsTable(RootNodeInfo rootTreeNode, SqlDatabaseConnector sqlDatabaseConnector)
         {
-            var sqlQuery = new SqlCommand("DELETE FROM tblCons", sqlDatabaseConnector.SqlConnection);
-            sqlQuery.ExecuteNonQuery();
-            var serializer = new DataTableSerializer(_saveFilter);
+            var cryptoProvider = new LegacyRijndaelCryptographyProvider();
+            var serializer = new DataTableSerializer(_saveFilter, cryptoProvider, rootTreeNode.PasswordString.ConvertToSecureString());
             var dataTable = serializer.Serialize(rootTreeNode);
             var dataProvider = new SqlDataProvider(sqlDatabaseConnector);
+
+            var sqlQuery = new SqlCommand("DELETE FROM tblCons", sqlDatabaseConnector.SqlConnection);
+            sqlQuery.ExecuteNonQuery();
             dataProvider.Save(dataTable);
         }
 

mRemoteV1/Config/Connections/XmlConnectionsLoader.cs

@@ -1,15 +1,14 @@
-using System;
-using System.Security;
-using mRemoteNG.Config.DataProviders;
-using mRemoteNG.Config.Serializers;
+using mRemoteNG.Config.DataProviders;
+using mRemoteNG.Config.Serializers.Xml;
 using mRemoteNG.Tools;
 using mRemoteNG.Tree;
+using System;
 using System.IO;
-using mRemoteNG.Config.Serializers.Xml;
+using System.Security;
 
 namespace mRemoteNG.Config.Connections
 {
-	public class XmlConnectionsLoader
+    public class XmlConnectionsLoader : IConnectionsLoader
     {
         private readonly string _connectionFilePath;
 
@@ -32,7 +31,7 @@ namespace mRemoteNG.Config.Connections
             return deserializer.Deserialize(xmlString);
         }
 
-        private SecureString PromptForPassword()
+        private Optional<SecureString> PromptForPassword()
         {
             var password = MiscTools.PasswordDialog("", false);
             return password;

mRemoteV1/Config/Connections/XmlConnectionsSaver.cs

@@ -27,7 +27,7 @@ namespace mRemoteNG.Config.Connections
             _saveFilter = saveFilter;
         }
 
-        public void Save(ConnectionTreeModel connectionTreeModel)
+        public void Save(ConnectionTreeModel connectionTreeModel, string propertyNameTrigger = "")
         {
             try
             {

mRemoteV1/Config/CredentialRepositoryListSaver.cs

@@ -18,7 +18,7 @@ namespace mRemoteNG.Config
             _dataProvider = dataProvider;
         }
 
-        public void Save(IEnumerable<ICredentialRepository> repositories)
+        public void Save(IEnumerable<ICredentialRepository> repositories, string propertyNameTrigger = "")
         {
             var serializer = new CredentialRepositoryListSerializer();
             var data = serializer.Serialize(repositories);

mRemoteV1/Config/DataProviders/FileBackupPruner.cs

@@ -1,26 +1,29 @@
-using System;
-using System.IO;
+using System.IO;
+using System.Linq;
 
 namespace mRemoteNG.Config.DataProviders
 {
     public class FileBackupPruner
     {
-        public void PruneBackupFiles(string baseName)
+        public void PruneBackupFiles(string filePath, int maxBackupsToKeep)
         {
-            var fileName = Path.GetFileName(baseName);
-            var directoryName = Path.GetDirectoryName(baseName);
+            var fileName = Path.GetFileName(filePath);
+            var directoryName = Path.GetDirectoryName(filePath);
 
-            if (string.IsNullOrEmpty(fileName) || string.IsNullOrEmpty(directoryName)) return;
+            if (string.IsNullOrEmpty(fileName) || string.IsNullOrEmpty(directoryName))
+                return;
 
             var searchPattern = string.Format(mRemoteNG.Settings.Default.BackupFileNameFormat, fileName, "*");
             var files = Directory.GetFiles(directoryName, searchPattern);
 
-            if (files.Length <= mRemoteNG.Settings.Default.BackupFileKeepCount) return;
+            if (files.Length <= maxBackupsToKeep)
+                return;
 
-            Array.Sort(files);
-            Array.Resize(ref files, files.Length - mRemoteNG.Settings.Default.BackupFileKeepCount);
+            var filesToDelete = files
+                .OrderByDescending(s => s)
+                .Skip(maxBackupsToKeep);
 
-            foreach (var file in files)
+            foreach (var file in filesToDelete)
             {
                 File.Delete(file);
             }

mRemoteV1/Config/ISaver.cs

@@ -2,6 +2,6 @@
 {
     public interface ISaver<in T>
     {
-        void Save(T model);
+        void Save(T model, string propertyNameTrigger = "");
     }
 }

mRemoteV1/Config/Putty/PuttySessionsManager.cs

@@ -1,13 +1,13 @@
-using mRemoteNG.Tools;
 using System.Collections.Generic;
 using System.Collections.Specialized;
 using System.ComponentModel;
+using mRemoteNG.Tools;
 using mRemoteNG.Tree.Root;
 // ReSharper disable ArrangeAccessorOwnerBody
 
 namespace mRemoteNG.Config.Putty
 {
-	public class PuttySessionsManager
+    public class PuttySessionsManager
 	{
         public static PuttySessionsManager Instance { get; } = new PuttySessionsManager();
 
@@ -35,10 +35,12 @@ namespace mRemoteNG.Config.Putty
 			}
 		}
 
-	    private void AddSessionsFromProvider(AbstractPuttySessionsProvider provider)
+	    private void AddSessionsFromProvider(AbstractPuttySessionsProvider puttySessionProvider)
 	    {
-            var rootTreeNode = provider.RootInfo;
-	        provider.GetSessions();
+	        puttySessionProvider.ThrowIfNull(nameof(puttySessionProvider));
+
+            var rootTreeNode = puttySessionProvider.RootInfo;
+	        puttySessionProvider.GetSessions();
 
             if (!RootPuttySessionsNodes.Contains(rootTreeNode) && rootTreeNode.HasChildren())
                 RootPuttySessionsNodes.Add(rootTreeNode);

mRemoteV1/Config/Putty/PuttySessionsRegistryProvider.cs

@@ -1,19 +1,19 @@
-using Microsoft.Win32;
-using mRemoteNG.App;
-using mRemoteNG.Connection;
-using mRemoteNG.Connection.Protocol;
-using mRemoteNG.Messages;
 using System;
 using System.Collections.Generic;
 using System.Management;
 using System.Security.Principal;
 using System.Text;
 using System.Web;
+using Microsoft.Win32;
+using mRemoteNG.App;
+using mRemoteNG.Connection;
+using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Messages;
 
 
 namespace mRemoteNG.Config.Putty
 {
-	public class PuttySessionsRegistryProvider : AbstractPuttySessionsProvider
+    public class PuttySessionsRegistryProvider : AbstractPuttySessionsProvider
 	{
         private const string PuttySessionsKey = "Software\\SimonTatham\\PuTTY\\Sessions";
         private static ManagementEventWatcher _eventWatcher;
@@ -39,7 +39,10 @@ namespace mRemoteNG.Config.Putty
 		}
         
         public override PuttySessionInfo GetSession(string sessionName)
-		{
+        {
+            if (string.IsNullOrEmpty(sessionName))
+                return null;
+
             var sessionsKey = Registry.CurrentUser.OpenSubKey(PuttySessionsKey);
             var sessionKey = sessionsKey?.OpenSubKey(sessionName);
 			if (sessionKey == null)	return null;
@@ -50,10 +53,15 @@ namespace mRemoteNG.Config.Putty
 		    {
 		        PuttySession = sessionName,
 		        Name = sessionName,
-		        Hostname = Convert.ToString(sessionKey.GetValue("HostName")),
-		        Username = Convert.ToString(sessionKey.GetValue("UserName"))
+		        Hostname = sessionKey.GetValue("HostName")?.ToString() ?? "",
+		        Username = sessionKey.GetValue("UserName")?.ToString() ?? ""
 		    };
-            var protocol = Convert.ToString(sessionKey.GetValue("Protocol")) ?? "ssh";
+
+
+		    var protocol = string.IsNullOrEmpty(sessionKey.GetValue("Protocol")?.ToString())
+		        ? "ssh"
+                : sessionKey.GetValue("Protocol").ToString();
+
 		    switch (protocol.ToLowerInvariant())
 			{
 				case "raw":
@@ -65,16 +73,15 @@ namespace mRemoteNG.Config.Putty
 				case "serial":
 					return null;
 				case "ssh":
-                    var sshVersionObject = sessionKey.GetValue("SshProt");
-					if (sshVersionObject != null)
-					{
-					    var sshVersion = Convert.ToInt32(sshVersionObject);
-					    sessionInfo.Protocol = sshVersion >= 2 ? ProtocolType.SSH2 : ProtocolType.SSH1;
-					}
-					else
-					{
-						sessionInfo.Protocol = ProtocolType.SSH2;
-					}
+				    int.TryParse(sessionKey.GetValue("SshProt")?.ToString(), out var sshVersion);
+                    /* Per PUTTY.H in PuTTYNG & PuTTYNG Upstream (PuTTY proper currently)
+                     * expect 0 for SSH1, 3 for SSH2 ONLY
+                     * 1 for SSH1 with a 2 fallback
+                     * 2 for SSH2 with a 1 fallback
+                     *
+                     * default to SSH2 if any other value is received
+                     */
+                    sessionInfo.Protocol = sshVersion == 1 || sshVersion == 0 ? ProtocolType.SSH1 : ProtocolType.SSH2;
 					break;
 				case "telnet":
 					sessionInfo.Protocol = ProtocolType.Telnet;
@@ -82,7 +89,12 @@ namespace mRemoteNG.Config.Putty
 				default:
 					return null;
 			}
-			sessionInfo.Port = Convert.ToInt32(sessionKey.GetValue("PortNumber"));
+
+            int.TryParse(sessionKey.GetValue("PortNumber")?.ToString(), out var portNumber);
+            if (portNumber == default(int))
+                sessionInfo.SetDefaultPort();
+            else
+                sessionInfo.Port = portNumber;
 				
 			return sessionInfo;
 		}

mRemoteV1/Config/Putty/PuttySessionsXmingProvider.cs

@@ -33,6 +33,7 @@ namespace mRemoteNG.Config.Putty
 			foreach (var sessionName in Directory.GetFiles(sessionsFolderPath))
 			{
 			    var sessionFileName = Path.GetFileName(sessionName);
+			    // ReSharper disable once ConstantConditionalAccessQualifier
 			    sessionNames.Add(raw ? sessionFileName : System.Web.HttpUtility.UrlDecode(sessionFileName?.Replace("+", "%2B")));
 			}
 
@@ -125,9 +126,6 @@ namespace mRemoteNG.Config.Putty
 			
 		public override void StartWatcher()
 		{
-			PuttySessionsRegistryProvider.StartWatcher();
-			PuttySessionsRegistryProvider.PuttySessionChanged += OnRegistrySessionChanged;
-				
 			if (_eventWatcher != null)
 			{
 				return;
@@ -136,18 +134,22 @@ namespace mRemoteNG.Config.Putty
 			try
 			{
                 var sessionsFolderPath = GetSessionsFolderPath();
-                if (Directory.Exists(sessionsFolderPath))
-                {
-                    _eventWatcher = new FileSystemWatcher(sessionsFolderPath)
-                    {
-                        NotifyFilter = NotifyFilters.FileName | NotifyFilters.LastWrite
-                    };
-                    _eventWatcher.Changed += OnFileSystemEventArrived;
-                    _eventWatcher.Created += OnFileSystemEventArrived;
-                    _eventWatcher.Deleted += OnFileSystemEventArrived;
-                    _eventWatcher.Renamed += OnFileSystemEventArrived;
-                    _eventWatcher.EnableRaisingEvents = true;
-                }
+
+			    if (!Directory.Exists(sessionsFolderPath))
+			    {
+			        Runtime.MessageCollector.AddMessage(MessageClass.WarningMsg, $"XmingPortablePuttySessions.Watcher.StartWatching() failed: '{sessionsFolderPath}' does not exist.", true);
+			        return;
+			    }
+
+			    _eventWatcher = new FileSystemWatcher(sessionsFolderPath)
+			    {
+			        NotifyFilter = NotifyFilters.FileName | NotifyFilters.LastWrite
+			    };
+			    _eventWatcher.Changed += OnFileSystemEventArrived;
+			    _eventWatcher.Created += OnFileSystemEventArrived;
+			    _eventWatcher.Deleted += OnFileSystemEventArrived;
+			    _eventWatcher.Renamed += OnFileSystemEventArrived;
+			    _eventWatcher.EnableRaisingEvents = true;
 			}
 			catch (Exception ex)
 			{
@@ -173,7 +175,8 @@ namespace mRemoteNG.Config.Putty
 		private static string GetPuttyConfPath()
 		{
 		    var puttyPath = mRemoteNG.Settings.Default.UseCustomPuttyPath ? mRemoteNG.Settings.Default.CustomPuttyPath : App.Info.GeneralAppInfo.PuttyPath;
-		    return Path.Combine(Path.GetDirectoryName(puttyPath), "putty.conf");
+		    puttyPath = Path.GetDirectoryName(puttyPath);
+            return string.IsNullOrEmpty(puttyPath) ? null : Path.Combine(puttyPath, "putty.conf");
 		}
 			
 		private static string GetSessionsFolderPath()
@@ -200,6 +203,9 @@ namespace mRemoteNG.Config.Putty
 			
 		private static PuttySessionInfo ModifyRegistrySessionInfo(PuttySessionInfo sessionInfo)
 		{
+		    if (sessionInfo == null)
+		        return null;
+
 			sessionInfo.Name = string.Format(RegistrySessionNameFormat, sessionInfo.Name);
 			sessionInfo.PuttySession = string.Format(RegistrySessionNameFormat, sessionInfo.PuttySession);
 			return sessionInfo;

mRemoteV1/Config/Serializers/ConnectionSerializers/Csv/CsvConnectionsDeserializerMremotengFormat.cs

@@ -48,7 +48,10 @@ namespace mRemoteNG.Config.Serializers.Csv
             {
                 // no parent mapped, add to root
                 if (string.IsNullOrEmpty(node.Value))
+                {
                     root.AddChild(node.Key);
+                    continue;
+                }
 
                 // search for parent in the list by GUID
                 var parent = parentMapping

mRemoteV1/Config/Serializers/ConnectionSerializers/Csv/CsvConnectionsSerializerMremotengFormat.cs

@@ -16,7 +16,6 @@ namespace mRemoteNG.Config.Serializers.Csv
         private readonly SaveFilter _saveFilter;
         private readonly ICredentialRepositoryList _credentialRepositoryList;
 
-
         public CsvConnectionsSerializerMremotengFormat(SaveFilter saveFilter, ICredentialRepositoryList credentialRepositoryList)
         {
             saveFilter.ThrowIfNull(nameof(saveFilter));
@@ -79,142 +78,134 @@ namespace mRemoteNG.Config.Serializers.Csv
         private void SerializeConnectionInfo(ConnectionInfo con, StringBuilder sb)
         {
             sb.AppendLine();
-            sb.Append(string.Join(";", 
-                CleanStringForCsv(con.Name),
-                CleanStringForCsv(con.ConstantID),
-                CleanStringForCsv(con.Parent?.ConstantID ?? ""),
-                CleanStringForCsv(con.GetTreeNodeType()),
-                CleanStringForCsv(con.Description),
-                CleanStringForCsv(con.Icon),
-                CleanStringForCsv(con.Panel)))
-                .Append(";");
+            sb.Append(FormatForCsv(con.Name))
+                .Append(FormatForCsv(con.ConstantID))
+                .Append(FormatForCsv(con.Parent?.ConstantID ?? ""))
+                .Append(FormatForCsv(con.GetTreeNodeType()))
+                .Append(FormatForCsv(con.Description))
+                .Append(FormatForCsv(con.Icon))
+                .Append(FormatForCsv(con.Panel));
 
             if (_saveFilter.SaveUsername)
-                sb.Append($"{CleanStringForCsv(con.Username)};");
+                sb.Append(FormatForCsv(con.Username));
 
             if (_saveFilter.SavePassword)
-                sb.Append($"{CleanStringForCsv(con.Password)};");
+                sb.Append(FormatForCsv(con.Password));
 
             if (_saveFilter.SaveDomain)
-                sb.Append($"{CleanStringForCsv(con.Domain)};");
+                sb.Append(FormatForCsv(con.Domain));
 
-            sb.Append(string.Join(";",
-                CleanStringForCsv(con.Hostname),
-                CleanStringForCsv(con.Protocol),
-                CleanStringForCsv(con.PuttySession),
-                CleanStringForCsv(con.Port),
-                CleanStringForCsv(con.UseConsoleSession),
-                CleanStringForCsv(con.UseCredSsp),
-                CleanStringForCsv(con.RenderingEngine),
-                CleanStringForCsv(con.ICAEncryptionStrength),
-                CleanStringForCsv(con.RDPAuthenticationLevel),
-                CleanStringForCsv(con.LoadBalanceInfo),
-                CleanStringForCsv(con.Colors),
-                CleanStringForCsv(con.Resolution),
-                CleanStringForCsv(con.AutomaticResize),
-                CleanStringForCsv(con.DisplayWallpaper),
-                CleanStringForCsv(con.DisplayThemes),
-                CleanStringForCsv(con.EnableFontSmoothing),
-                CleanStringForCsv(con.EnableDesktopComposition),
-                CleanStringForCsv(con.CacheBitmaps),
-                CleanStringForCsv(con.RedirectDiskDrives),
-                CleanStringForCsv(con.RedirectPorts),
-                CleanStringForCsv(con.RedirectPrinters),
-                CleanStringForCsv(con.RedirectSmartCards),
-                CleanStringForCsv(con.RedirectSound),
-                CleanStringForCsv(con.RedirectKeys),
-                CleanStringForCsv(con.PreExtApp),
-                CleanStringForCsv(con.PostExtApp),
-                CleanStringForCsv(con.MacAddress),
-                CleanStringForCsv(con.UserField),
-                CleanStringForCsv(con.ExtApp),
-                CleanStringForCsv(con.VNCCompression),
-                CleanStringForCsv(con.VNCEncoding),
-                CleanStringForCsv(con.VNCAuthMode),
-                CleanStringForCsv(con.VNCProxyType),
-                CleanStringForCsv(con.VNCProxyIP),
-                CleanStringForCsv(con.VNCProxyPort),
-                CleanStringForCsv(con.VNCProxyUsername),
-                CleanStringForCsv(con.VNCProxyPassword),
-                CleanStringForCsv(con.VNCColors),
-                CleanStringForCsv(con.VNCSmartSizeMode),
-                CleanStringForCsv(con.VNCViewOnly),
-                CleanStringForCsv(con.RDGatewayUsageMethod),
-                CleanStringForCsv(con.RDGatewayHostname),
-                CleanStringForCsv(con.RDGatewayUseConnectionCredentials),
-                CleanStringForCsv(con.RDGatewayUsername),
-                CleanStringForCsv(con.RDGatewayPassword),
-                CleanStringForCsv(con.RDGatewayDomain)))
-                .Append(";");
+            sb.Append(FormatForCsv(con.Hostname))
+                .Append(FormatForCsv(con.Protocol))
+                .Append(FormatForCsv(con.PuttySession))
+                .Append(FormatForCsv(con.Port))
+                .Append(FormatForCsv(con.UseConsoleSession))
+                .Append(FormatForCsv(con.UseCredSsp))
+                .Append(FormatForCsv(con.RenderingEngine))
+                .Append(FormatForCsv(con.ICAEncryptionStrength))
+                .Append(FormatForCsv(con.RDPAuthenticationLevel))
+                .Append(FormatForCsv(con.LoadBalanceInfo))
+                .Append(FormatForCsv(con.Colors))
+                .Append(FormatForCsv(con.Resolution))
+                .Append(FormatForCsv(con.AutomaticResize))
+                .Append(FormatForCsv(con.DisplayWallpaper))
+                .Append(FormatForCsv(con.DisplayThemes))
+                .Append(FormatForCsv(con.EnableFontSmoothing))
+                .Append(FormatForCsv(con.EnableDesktopComposition))
+                .Append(FormatForCsv(con.CacheBitmaps))
+                .Append(FormatForCsv(con.RedirectDiskDrives))
+                .Append(FormatForCsv(con.RedirectPorts))
+                .Append(FormatForCsv(con.RedirectPrinters))
+                .Append(FormatForCsv(con.RedirectSmartCards))
+                .Append(FormatForCsv(con.RedirectSound))
+                .Append(FormatForCsv(con.RedirectKeys))
+                .Append(FormatForCsv(con.PreExtApp))
+                .Append(FormatForCsv(con.PostExtApp))
+                .Append(FormatForCsv(con.MacAddress))
+                .Append(FormatForCsv(con.UserField))
+                .Append(FormatForCsv(con.ExtApp))
+                .Append(FormatForCsv(con.VNCCompression))
+                .Append(FormatForCsv(con.VNCEncoding))
+                .Append(FormatForCsv(con.VNCAuthMode))
+                .Append(FormatForCsv(con.VNCProxyType))
+                .Append(FormatForCsv(con.VNCProxyIP))
+                .Append(FormatForCsv(con.VNCProxyPort))
+                .Append(FormatForCsv(con.VNCProxyUsername))
+                .Append(FormatForCsv(con.VNCProxyPassword))
+                .Append(FormatForCsv(con.VNCColors))
+                .Append(FormatForCsv(con.VNCSmartSizeMode))
+                .Append(FormatForCsv(con.VNCViewOnly))
+                .Append(FormatForCsv(con.RDGatewayUsageMethod))
+                .Append(FormatForCsv(con.RDGatewayHostname))
+                .Append(FormatForCsv(con.RDGatewayUseConnectionCredentials))
+                .Append(FormatForCsv(con.RDGatewayUsername))
+                .Append(FormatForCsv(con.RDGatewayPassword))
+                .Append(FormatForCsv(con.RDGatewayDomain));
 
 
             if (!_saveFilter.SaveInheritance)
                 return;
 
-            sb.Append(string.Join(";",
-                con.Inheritance.CacheBitmaps,
-                con.Inheritance.Colors,
-                con.Inheritance.Description,
-                con.Inheritance.DisplayThemes,
-                con.Inheritance.DisplayWallpaper,
-                con.Inheritance.EnableFontSmoothing,
-                con.Inheritance.EnableDesktopComposition,
-                con.Inheritance.Domain,
-                con.Inheritance.Icon,
-                con.Inheritance.Panel,
-                con.Inheritance.Password,
-                con.Inheritance.Port,
-                con.Inheritance.Protocol,
-                con.Inheritance.PuttySession,
-                con.Inheritance.RedirectDiskDrives,
-                con.Inheritance.RedirectKeys,
-                con.Inheritance.RedirectPorts,
-                con.Inheritance.RedirectPrinters,
-                con.Inheritance.RedirectSmartCards,
-                con.Inheritance.RedirectSound,
-                con.Inheritance.Resolution,
-                con.Inheritance.AutomaticResize,
-                con.Inheritance.UseConsoleSession,
-                con.Inheritance.UseCredSsp,
-                con.Inheritance.RenderingEngine,
-                con.Inheritance.Username,
-                con.Inheritance.ICAEncryptionStrength,
-                con.Inheritance.RDPAuthenticationLevel,
-                con.Inheritance.LoadBalanceInfo,
-                con.Inheritance.PreExtApp,
-                con.Inheritance.PostExtApp,
-                con.Inheritance.MacAddress,
-                con.Inheritance.UserField,
-                con.Inheritance.ExtApp,
-                con.Inheritance.VNCCompression,
-                con.Inheritance.VNCEncoding,
-                con.Inheritance.VNCAuthMode,
-                con.Inheritance.VNCProxyType,
-                con.Inheritance.VNCProxyIP,
-                con.Inheritance.VNCProxyPort,
-                con.Inheritance.VNCProxyUsername,
-                con.Inheritance.VNCProxyPassword,
-                con.Inheritance.VNCColors,
-                con.Inheritance.VNCSmartSizeMode,
-                con.Inheritance.VNCViewOnly,
-                con.Inheritance.RDGatewayUsageMethod,
-                con.Inheritance.RDGatewayHostname,
-                con.Inheritance.RDGatewayUseConnectionCredentials,
-                con.Inheritance.RDGatewayUsername,
-                con.Inheritance.RDGatewayPassword,
-                con.Inheritance.RDGatewayDomain,
-                con.Inheritance.RDPAlertIdleTimeout,
-                con.Inheritance.RDPMinutesToIdleTimeout,
-                con.Inheritance.SoundQuality));
+            sb.Append(FormatForCsv(con.Inheritance.CacheBitmaps))
+                .Append(FormatForCsv(con.Inheritance.Colors))
+                .Append(FormatForCsv(con.Inheritance.Description))
+                .Append(FormatForCsv(con.Inheritance.DisplayThemes))
+                .Append(FormatForCsv(con.Inheritance.DisplayWallpaper))
+                .Append(FormatForCsv(con.Inheritance.EnableFontSmoothing))
+                .Append(FormatForCsv(con.Inheritance.EnableDesktopComposition))
+                .Append(FormatForCsv(con.Inheritance.Domain))
+                .Append(FormatForCsv(con.Inheritance.Icon))
+                .Append(FormatForCsv(con.Inheritance.Panel))
+                .Append(FormatForCsv(con.Inheritance.Password))
+                .Append(FormatForCsv(con.Inheritance.Port))
+                .Append(FormatForCsv(con.Inheritance.Protocol))
+                .Append(FormatForCsv(con.Inheritance.PuttySession))
+                .Append(FormatForCsv(con.Inheritance.RedirectDiskDrives))
+                .Append(FormatForCsv(con.Inheritance.RedirectKeys))
+                .Append(FormatForCsv(con.Inheritance.RedirectPorts))
+                .Append(FormatForCsv(con.Inheritance.RedirectPrinters))
+                .Append(FormatForCsv(con.Inheritance.RedirectSmartCards))
+                .Append(FormatForCsv(con.Inheritance.RedirectSound))
+                .Append(FormatForCsv(con.Inheritance.Resolution))
+                .Append(FormatForCsv(con.Inheritance.AutomaticResize))
+                .Append(FormatForCsv(con.Inheritance.UseConsoleSession))
+                .Append(FormatForCsv(con.Inheritance.UseCredSsp))
+                .Append(FormatForCsv(con.Inheritance.RenderingEngine))
+                .Append(FormatForCsv(con.Inheritance.Username))
+                .Append(FormatForCsv(con.Inheritance.ICAEncryptionStrength))
+                .Append(FormatForCsv(con.Inheritance.RDPAuthenticationLevel))
+                .Append(FormatForCsv(con.Inheritance.LoadBalanceInfo))
+                .Append(FormatForCsv(con.Inheritance.PreExtApp))
+                .Append(FormatForCsv(con.Inheritance.PostExtApp))
+                .Append(FormatForCsv(con.Inheritance.MacAddress))
+                .Append(FormatForCsv(con.Inheritance.UserField))
+                .Append(FormatForCsv(con.Inheritance.ExtApp))
+                .Append(FormatForCsv(con.Inheritance.VNCCompression))
+                .Append(FormatForCsv(con.Inheritance.VNCEncoding))
+                .Append(FormatForCsv(con.Inheritance.VNCAuthMode))
+                .Append(FormatForCsv(con.Inheritance.VNCProxyType))
+                .Append(FormatForCsv(con.Inheritance.VNCProxyIP))
+                .Append(FormatForCsv(con.Inheritance.VNCProxyPort))
+                .Append(FormatForCsv(con.Inheritance.VNCProxyUsername))
+                .Append(FormatForCsv(con.Inheritance.VNCProxyPassword))
+                .Append(FormatForCsv(con.Inheritance.VNCColors))
+                .Append(FormatForCsv(con.Inheritance.VNCSmartSizeMode))
+                .Append(FormatForCsv(con.Inheritance.VNCViewOnly))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayUsageMethod))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayHostname))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayUseConnectionCredentials))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayUsername))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayPassword))
+                .Append(FormatForCsv(con.Inheritance.RDGatewayDomain))
+                .Append(FormatForCsv(con.Inheritance.RDPAlertIdleTimeout))
+                .Append(FormatForCsv(con.Inheritance.RDPMinutesToIdleTimeout))
+                .Append(FormatForCsv(con.Inheritance.SoundQuality));
         }
 
-        /// <summary>
-        /// Remove text that is unsafe for use in CSV files
-        /// </summary>
-        /// <param name="text"></param>
-        private string CleanStringForCsv(object text)
+        private string FormatForCsv(object value)
         {
-            return text.ToString().Replace(";", "");
+            var cleanedString = value.ToString().Replace(";", "");
+            return cleanedString + ";";
         }
     }
 }

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/DataTableDeserializer.cs

@@ -1,8 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Data;
-using System.Linq;
-using mRemoteNG.App;
+using mRemoteNG.App;
 using mRemoteNG.Connection;
 using mRemoteNG.Connection.Protocol;
 using mRemoteNG.Connection.Protocol.Http;
@@ -12,11 +8,28 @@ using mRemoteNG.Connection.Protocol.VNC;
 using mRemoteNG.Container;
 using mRemoteNG.Tree;
 using mRemoteNG.Tree.Root;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Security;
+using mRemoteNG.Security;
+using mRemoteNG.Security.SymmetricEncryption;
+using mRemoteNG.Tools;
 
-namespace mRemoteNG.Config.Serializers
+namespace mRemoteNG.Config.Serializers.MsSql
 {
-	public class DataTableDeserializer : IDeserializer<DataTable, ConnectionTreeModel>
+    public class DataTableDeserializer : IDeserializer<DataTable, ConnectionTreeModel>
     {
+        private readonly ICryptographyProvider _cryptographyProvider;
+        private readonly SecureString _decryptionKey;
+
+        public DataTableDeserializer(ICryptographyProvider cryptographyProvider, SecureString decryptionKey)
+        {
+            _cryptographyProvider = cryptographyProvider.ThrowIfNull(nameof(cryptographyProvider));
+            _decryptionKey = decryptionKey.ThrowIfNull(nameof(decryptionKey));
+        }
+
         public ConnectionTreeModel Deserialize(DataTable table)
         {
             var connectionList = CreateNodesFromTable(table);
@@ -34,10 +47,10 @@ namespace mRemoteNG.Config.Serializers
                 switch ((string)row["Type"])
                 {
                     case "Connection":
-                    nodeList.Add(DeserializeConnectionInfo(row));
+                        nodeList.Add(DeserializeConnectionInfo(row));
                         break;
                     case "Container":
-                    nodeList.Add(DeserializeContainerInfo(row));
+                        nodeList.Add(DeserializeContainerInfo(row));
                         break;
                 }
             }
@@ -68,16 +81,12 @@ namespace mRemoteNG.Config.Serializers
             // The Parent object is linked properly later in CreateNodeHierarchy()
             //connectionInfo.Parent.ConstantID = (string)dataRow["ParentID"];
 
-            var info = connectionInfo as ContainerInfo;
-            if(info != null)
-                info.IsExpanded = (bool)dataRow["Expanded"];
-
             connectionInfo.Description = (string)dataRow["Description"];
             connectionInfo.Icon = (string)dataRow["Icon"];
             connectionInfo.Panel = (string)dataRow["Panel"];
             connectionInfo.Username = (string)dataRow["Username"];
             connectionInfo.Domain = (string)dataRow["DomainName"];
-            connectionInfo.Password = (string)dataRow["Password"];
+            connectionInfo.Password = DecryptValue((string)dataRow["Password"]);
             connectionInfo.Hostname = (string)dataRow["Hostname"];
             connectionInfo.Protocol = (ProtocolType)Enum.Parse(typeof(ProtocolType), (string)dataRow["Protocol"]);
             connectionInfo.PuttySession = (string)dataRow["PuttySession"];
@@ -105,7 +114,6 @@ namespace mRemoteNG.Config.Serializers
             connectionInfo.RedirectSound = (RdpProtocol.RDPSounds)Enum.Parse(typeof(RdpProtocol.RDPSounds), (string)dataRow["RedirectSound"]);
             connectionInfo.SoundQuality = (RdpProtocol.RDPSoundQuality)Enum.Parse(typeof(RdpProtocol.RDPSoundQuality), (string)dataRow["SoundQuality"]);
             connectionInfo.RedirectKeys = (bool)dataRow["RedirectKeys"];
-            connectionInfo.PleaseConnect = (bool)dataRow["Connected"];
             connectionInfo.PreExtApp = (string)dataRow["PreExtApp"];
             connectionInfo.PostExtApp = (string)dataRow["PostExtApp"];
             connectionInfo.MacAddress = (string)dataRow["MacAddress"];
@@ -118,7 +126,7 @@ namespace mRemoteNG.Config.Serializers
             connectionInfo.VNCProxyIP = (string)dataRow["VNCProxyIP"];
             connectionInfo.VNCProxyPort = (int)dataRow["VNCProxyPort"];
             connectionInfo.VNCProxyUsername = (string)dataRow["VNCProxyUsername"];
-            connectionInfo.VNCProxyPassword = (string)dataRow["VNCProxyPassword"];
+            connectionInfo.VNCProxyPassword = DecryptValue((string)dataRow["VNCProxyPassword"]);
             connectionInfo.VNCColors = (ProtocolVNC.Colors)Enum.Parse(typeof(ProtocolVNC.Colors), (string)dataRow["VNCColors"]);
             connectionInfo.VNCSmartSizeMode = (ProtocolVNC.SmartSizeMode)Enum.Parse(typeof(ProtocolVNC.SmartSizeMode), (string)dataRow["VNCSmartSizeMode"]);
             connectionInfo.VNCViewOnly = (bool)dataRow["VNCViewOnly"];
@@ -126,7 +134,7 @@ namespace mRemoteNG.Config.Serializers
             connectionInfo.RDGatewayHostname = (string)dataRow["RDGatewayHostname"];
             connectionInfo.RDGatewayUseConnectionCredentials = (RdpProtocol.RDGatewayUseConnectionCredentials)Enum.Parse(typeof(RdpProtocol.RDGatewayUseConnectionCredentials), (string)dataRow["RDGatewayUseConnectionCredentials"]);
             connectionInfo.RDGatewayUsername = (string)dataRow["RDGatewayUsername"];
-            connectionInfo.RDGatewayPassword = (string)dataRow["RDGatewayPassword"];
+            connectionInfo.RDGatewayPassword = DecryptValue((string)dataRow["RDGatewayPassword"]);
             connectionInfo.RDGatewayDomain = (string)dataRow["RDGatewayDomain"];
 
             connectionInfo.Inheritance.CacheBitmaps = (bool)dataRow["InheritCacheBitmaps"];
@@ -185,10 +193,26 @@ namespace mRemoteNG.Config.Serializers
             connectionInfo.Inheritance.RDGatewayDomain = (bool)dataRow["InheritRDGatewayDomain"];
         }
 
+        private string DecryptValue(string cipherText)
+        {
+            try
+            {
+                return _cryptographyProvider.Decrypt(cipherText, _decryptionKey);
+            }
+            catch (EncryptionException)
+            {
+                // value may not be encrypted
+                return cipherText;
+            }
+        }
+
         private ConnectionTreeModel CreateNodeHierarchy(List<ConnectionInfo> connectionList, DataTable dataTable)
         {
             var connectionTreeModel = new ConnectionTreeModel();
-            var rootNode = new RootNodeInfo(RootNodeType.Connection, "0");
+            var rootNode = new RootNodeInfo(RootNodeType.Connection, "0")
+            {
+                PasswordString = _decryptionKey.ConvertToUnsecureString()
+            };
             connectionTreeModel.AddRootNode(rootNode);
 
             foreach (DataRow row in dataTable.Rows)

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/DataTableSerializer.cs

@@ -1,25 +1,31 @@
-using System;
-using System.Data;
-using System.Data.SqlTypes;
-using System.Linq;
-using mRemoteNG.Connection;
+using mRemoteNG.Connection;
 using mRemoteNG.Container;
 using mRemoteNG.Security;
 using mRemoteNG.Tree;
 using mRemoteNG.Tree.Root;
+using System;
+using System.Data;
+using System.Data.SqlTypes;
+using System.Linq;
+using System.Security;
+using mRemoteNG.Tools;
 
-namespace mRemoteNG.Config.Serializers
+namespace mRemoteNG.Config.Serializers.MsSql
 {
     public class DataTableSerializer : ISerializer<ConnectionInfo,DataTable>
     {
+        private readonly ICryptographyProvider _cryptographyProvider;
+        private readonly SecureString _encryptionKey;
         private DataTable _dataTable;
         private const string TableName = "tblCons";
         private readonly SaveFilter _saveFilter;
         private int _currentNodeIndex;
 
-        public DataTableSerializer(SaveFilter saveFilter)
+        public DataTableSerializer(SaveFilter saveFilter, ICryptographyProvider cryptographyProvider, SecureString encryptionKey)
         {
-            _saveFilter = saveFilter;
+            _saveFilter = saveFilter.ThrowIfNull(nameof(saveFilter));
+            _cryptographyProvider = cryptographyProvider.ThrowIfNull(nameof(cryptographyProvider));
+            _encryptionKey = encryptionKey.ThrowIfNull(nameof(encryptionKey));
         }
 
 
@@ -204,14 +210,15 @@ namespace mRemoteNG.Config.Serializers
             dataRow["ParentID"] = connectionInfo.Parent?.ConstantID ?? "";
             dataRow["PositionID"] = _currentNodeIndex;
             dataRow["LastChange"] = (SqlDateTime)DateTime.Now;
-            var info = connectionInfo as ContainerInfo;
-            dataRow["Expanded"] = info != null && info.IsExpanded;
+            dataRow["Expanded"] = false; // TODO: this column can eventually be removed. we now save this property locally
             dataRow["Description"] = connectionInfo.Description;
             dataRow["Icon"] = connectionInfo.Icon;
             dataRow["Panel"] = connectionInfo.Panel;
             dataRow["Username"] = _saveFilter.SaveUsername ? connectionInfo.Username : "";
             dataRow["DomainName"] = _saveFilter.SaveDomain ? connectionInfo.Domain : "";
-            dataRow["Password"] = _saveFilter.SavePassword ? connectionInfo.Password : "";
+            dataRow["Password"] = _saveFilter.SavePassword 
+                ? _cryptographyProvider.Encrypt(connectionInfo.Password, _encryptionKey) 
+                : "";
             dataRow["Hostname"] = connectionInfo.Hostname;
             dataRow["Protocol"] = connectionInfo.Protocol;
             dataRow["PuttySession"] = connectionInfo.PuttySession;
@@ -239,7 +246,7 @@ namespace mRemoteNG.Config.Serializers
             dataRow["RedirectSound"] = connectionInfo.RedirectSound;
             dataRow["SoundQuality"] = connectionInfo.SoundQuality;
             dataRow["RedirectKeys"] = connectionInfo.RedirectKeys;
-            dataRow["Connected"] = connectionInfo.OpenConnections.Count > 0;
+            dataRow["Connected"] = false; // TODO: this column can eventually be removed. we now save this property locally
             dataRow["PreExtApp"] = connectionInfo.PreExtApp;
             dataRow["PostExtApp"] = connectionInfo.PostExtApp;
             dataRow["MacAddress"] = connectionInfo.MacAddress;
@@ -252,7 +259,7 @@ namespace mRemoteNG.Config.Serializers
             dataRow["VNCProxyIP"] = connectionInfo.VNCProxyIP;
             dataRow["VNCProxyPort"] = connectionInfo.VNCProxyPort;
             dataRow["VNCProxyUsername"] = connectionInfo.VNCProxyUsername;
-            dataRow["VNCProxyPassword"] = connectionInfo.VNCProxyPassword;
+            dataRow["VNCProxyPassword"] = _cryptographyProvider.Encrypt(connectionInfo.VNCProxyPassword, _encryptionKey);
             dataRow["VNCColors"] = connectionInfo.VNCColors;
             dataRow["VNCSmartSizeMode"] = connectionInfo.VNCSmartSizeMode;
             dataRow["VNCViewOnly"] = connectionInfo.VNCViewOnly;
@@ -260,7 +267,7 @@ namespace mRemoteNG.Config.Serializers
             dataRow["RDGatewayHostname"] = connectionInfo.RDGatewayHostname;
             dataRow["RDGatewayUseConnectionCredentials"] = connectionInfo.RDGatewayUseConnectionCredentials;
             dataRow["RDGatewayUsername"] = connectionInfo.RDGatewayUsername;
-            dataRow["RDGatewayPassword"] = connectionInfo.RDGatewayPassword;
+            dataRow["RDGatewayPassword"] = _cryptographyProvider.Encrypt(connectionInfo.RDGatewayPassword, _encryptionKey);
             dataRow["RDGatewayDomain"] = connectionInfo.RDGatewayDomain;
             if (_saveFilter.SaveInheritance)
             {

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/LocalConnectionPropertiesModel.cs

@@ -0,0 +1,20 @@
+namespace mRemoteNG.Config.Serializers.MsSql
+{
+    public class LocalConnectionPropertiesModel
+    {
+        /// <summary>
+        /// The unique Id of this tree node
+        /// </summary>
+        public string ConnectionId { get; set; }
+
+        /// <summary>
+        /// Indicates whether this connection is connected
+        /// </summary>
+        public bool Connected { get; set; }
+
+        /// <summary>
+        /// Indicates whether this container is expanded in the tree
+        /// </summary>
+        public bool Expanded { get; set; }
+    }
+}

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/LocalConnectionPropertiesXmlSerializer.cs

@@ -0,0 +1,60 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Xml;
+using System.Xml.Linq;
+
+namespace mRemoteNG.Config.Serializers.MsSql
+{
+    public class LocalConnectionPropertiesXmlSerializer : 
+        ISerializer<IEnumerable<LocalConnectionPropertiesModel>, string>, 
+        IDeserializer<string, IEnumerable<LocalConnectionPropertiesModel>>
+    {
+        public string Serialize(IEnumerable<LocalConnectionPropertiesModel> models)
+        {
+            var localConnections = models
+                .Select(m => new XElement("Node", 
+                    new XAttribute("ConnectionId", m.ConnectionId),
+                    new XAttribute("Connected", m.Connected),
+                    new XAttribute("Expanded", m.Expanded)));
+
+            var root = new XElement("LocalConnections", localConnections);
+            var xdoc = new XDocument(new XDeclaration("1.0", "utf-8", null), root);
+            return WriteXmlToString(xdoc);
+        }
+
+        public IEnumerable<LocalConnectionPropertiesModel> Deserialize(string serializedData)
+        {
+            if (string.IsNullOrWhiteSpace(serializedData))
+                return Enumerable.Empty<LocalConnectionPropertiesModel>();
+
+            var xdoc = XDocument.Parse(serializedData);
+            return xdoc
+                .Descendants("Node")
+                .Where(e => e.Attribute("ConnectionId") != null)
+                .Select(e => new LocalConnectionPropertiesModel
+                {
+                    ConnectionId = e.Attribute("ConnectionId")?.Value,
+                    Connected = bool.Parse(e.Attribute("Connected")?.Value ?? "False"),
+                    Expanded = bool.Parse(e.Attribute("Expanded")?.Value ?? "False")
+                });
+        }
+
+        private static string WriteXmlToString(XNode xmlDocument)
+        {
+            string xmlString;
+            var xmlWriterSettings = new XmlWriterSettings { Indent = true, IndentChars = "    ", Encoding = Encoding.UTF8 };
+            var memoryStream = new MemoryStream();
+            using (var xmlTextWriter = XmlWriter.Create(memoryStream, xmlWriterSettings))
+            {
+                xmlDocument.WriteTo(xmlTextWriter);
+                xmlTextWriter.Flush();
+                var streamReader = new StreamReader(memoryStream, Encoding.UTF8, true);
+                memoryStream.Seek(0, SeekOrigin.Begin);
+                xmlString = streamReader.ReadToEnd();
+            }
+            return xmlString;
+        }
+    }
+}

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/SqlConnectionListMetaData.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Security;
+
+namespace mRemoteNG.Config.Serializers.MsSql
+{
+    public class SqlConnectionListMetaData
+    {
+        public string Name { get; set; }
+        public string Protected { get; set; }
+        public bool Export { get; set; }
+        public Version ConfVersion { get; set; }
+    }
+}

mRemoteV1/Config/Serializers/ConnectionSerializers/MsSql/SqlDatabaseMetaDataRetriever.cs

@@ -0,0 +1,93 @@
+using System;
+using System.Data.SqlClient;
+using System.Globalization;
+using mRemoteNG.App;
+using mRemoteNG.App.Info;
+using mRemoteNG.Config.DatabaseConnectors;
+using mRemoteNG.Messages;
+using mRemoteNG.Security;
+using mRemoteNG.Security.SymmetricEncryption;
+using mRemoteNG.Tools;
+using mRemoteNG.Tree.Root;
+
+namespace mRemoteNG.Config.Serializers.MsSql
+{
+	public class SqlDatabaseMetaDataRetriever
+    {
+        public SqlConnectionListMetaData GetDatabaseMetaData(SqlDatabaseConnector sqlDatabaseConnector)
+        {
+            SqlConnectionListMetaData metaData;
+            SqlDataReader sqlDataReader = null;
+            try
+            {
+                var sqlCommand = new SqlCommand("SELECT * FROM tblRoot", sqlDatabaseConnector.SqlConnection);
+                if (!sqlDatabaseConnector.IsConnected)
+                    sqlDatabaseConnector.Connect();
+                sqlDataReader = sqlCommand.ExecuteReader();
+                if (!sqlDataReader.HasRows)
+                    return null; // assume new empty database
+                else
+                    sqlDataReader.Read();
+
+                metaData = new SqlConnectionListMetaData
+                {
+                    Name = sqlDataReader["Name"] as string ?? "",
+                    Protected = sqlDataReader["Protected"] as string ?? "",
+                    Export = (bool)sqlDataReader["Export"],
+                    ConfVersion = new Version(Convert.ToString(sqlDataReader["confVersion"], CultureInfo.InvariantCulture))
+                };
+            }
+            catch (Exception ex)
+            {
+                Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, $"Retrieving database version failed. {ex}");
+                throw;
+            }
+            finally
+            {
+                if (sqlDataReader != null && !sqlDataReader.IsClosed)
+                    sqlDataReader.Close();
+            }
+            return metaData;
+        }
+
+        public void WriteDatabaseMetaData(RootNodeInfo rootTreeNode, SqlDatabaseConnector sqlDatabaseConnector)
+        {
+	        var cryptographyProvider = new LegacyRijndaelCryptographyProvider();
+	        string strProtected;
+	        if (rootTreeNode != null)
+	        {
+		        if (rootTreeNode.Password)
+		        {
+			        var password = rootTreeNode.PasswordString.ConvertToSecureString();
+			        strProtected = cryptographyProvider.Encrypt("ThisIsProtected", password);
+		        }
+		        else
+		        {
+			        strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", Runtime.EncryptionKey);
+		        }
+	        }
+	        else
+	        {
+		        strProtected = cryptographyProvider.Encrypt("ThisIsNotProtected", Runtime.EncryptionKey);
+	        }
+
+	        var sqlQuery = new SqlCommand("DELETE FROM tblRoot", sqlDatabaseConnector.SqlConnection);
+	        sqlQuery.ExecuteNonQuery();
+
+	        if (rootTreeNode != null)
+	        {
+		        sqlQuery =
+			        new SqlCommand(
+				        "INSERT INTO tblRoot (Name, Export, Protected, ConfVersion) VALUES(\'" +
+				        MiscTools.PrepareValueForDB(rootTreeNode.Name) + "\', 0, \'" + strProtected + "\'," +
+				        ConnectionsFileInfo.ConnectionFileVersion.ToString(CultureInfo.InvariantCulture) + ")",
+				        sqlDatabaseConnector.SqlConnection);
+		        sqlQuery.ExecuteNonQuery();
+	        }
+	        else
+	        {
+		        Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, $"UpdateRootNodeTable: rootTreeNode was null. Could not insert!");
+	        }
+		}
+    }
+}

mRemoteV1/Config/Serializers/ConnectionSerializers/Xml/XmlConnectionNodeSerializer26.cs

@@ -85,7 +85,7 @@ namespace mRemoteNG.Config.Serializers.Xml
             element.Add(new XAttribute("RedirectPorts", connectionInfo.RedirectPorts.ToString().ToLowerInvariant()));
             element.Add(new XAttribute("RedirectPrinters", connectionInfo.RedirectPrinters.ToString().ToLowerInvariant()));
             element.Add(new XAttribute("RedirectSmartCards", connectionInfo.RedirectSmartCards.ToString().ToLowerInvariant()));
-            element.Add(new XAttribute("RedirectSound", connectionInfo.RedirectSound.ToString().ToLowerInvariant()));
+            element.Add(new XAttribute("RedirectSound", connectionInfo.RedirectSound.ToString()));
             element.Add(new XAttribute("SoundQuality", connectionInfo.SoundQuality.ToString()));
             element.Add(new XAttribute("RedirectKeys", connectionInfo.RedirectKeys.ToString().ToLowerInvariant()));
             element.Add(new XAttribute("Connected", (connectionInfo.OpenConnections.Count > 0).ToString().ToLowerInvariant()));

mRemoteV1/Config/Serializers/ConnectionSerializers/Xml/XmlConnectionsDeserializer.cs

@@ -21,7 +21,7 @@ using mRemoteNG.UI.TaskDialog;
 
 namespace mRemoteNG.Config.Serializers.Xml
 {
-	public class XmlConnectionsDeserializer : IDeserializer<string, ConnectionTreeModel>
+    public class XmlConnectionsDeserializer : IDeserializer<string, ConnectionTreeModel>
     {
         private XmlDocument _xmlDocument;
         private double _confVersion;
@@ -30,9 +30,9 @@ namespace mRemoteNG.Config.Serializers.Xml
         private const double MaxSupportedConfVersion = 2.8;
         private readonly RootNodeInfo _rootNodeInfo = new RootNodeInfo(RootNodeType.Connection);
 
-        public Func<SecureString> AuthenticationRequestor { get; set; }
+        public Func<Optional<SecureString>> AuthenticationRequestor { get; set; }
 
-        public XmlConnectionsDeserializer(Func<SecureString> authenticationRequestor = null)
+        public XmlConnectionsDeserializer(Func<Optional<SecureString>> authenticationRequestor = null)
         {
             AuthenticationRequestor = authenticationRequestor;
         }
@@ -48,8 +48,6 @@ namespace mRemoteNG.Config.Serializers.Xml
             {
                 LoadXmlConnectionData(xml);
                 ValidateConnectionFileVersion();
-                if (!import)
-                    Runtime.ConnectionsService.IsConnectionsFileLoaded = false;
 
                 var rootXmlElement = _xmlDocument.DocumentElement;
                 InitializeRootNode(rootXmlElement);
@@ -63,8 +61,6 @@ namespace mRemoteNG.Config.Serializers.Xml
                     var protectedString = _xmlDocument.DocumentElement?.Attributes["Protected"].Value;
                     if (!_decryptor.ConnectionsFileIsAuthentic(protectedString, _rootNodeInfo.PasswordString.ConvertToSecureString()))
                     {
-                        mRemoteNG.Settings.Default.LoadConsFromCustomLocation = false;
-                        mRemoteNG.Settings.Default.CustomConsPath = "";
                         return null;
                     }
                 }
@@ -144,10 +140,10 @@ namespace mRemoteNG.Config.Serializers.Xml
             if (_confVersion >= 2.6)
             {
                 BlockCipherEngines engine;
-                Enum.TryParse(connectionsRootElement?.Attributes["EncryptionEngine"].Value, out engine);
+                Enum.TryParse(connectionsRootElement?.Attributes["EncryptionEngine"].Value, true, out engine);
 
                 BlockCipherModes mode;
-                Enum.TryParse(connectionsRootElement?.Attributes["BlockCipherMode"].Value, out mode);
+                Enum.TryParse(connectionsRootElement?.Attributes["BlockCipherMode"].Value, true, out mode);
 
                 int keyDerivationIterations;
                 int.TryParse(connectionsRootElement?.Attributes["KdfIterations"].Value, out keyDerivationIterations);
@@ -209,7 +205,9 @@ namespace mRemoteNG.Config.Serializers.Xml
         {
             if (xmlnode.Attributes == null) return null;
 
-			var connectionId = xmlnode.Attributes["Id"]?.Value ?? Guid.NewGuid().ToString();
+			var connectionId = xmlnode.Attributes["Id"]?.Value;
+            if (string.IsNullOrWhiteSpace(connectionId))
+                connectionId = Guid.NewGuid().ToString();
 			var connectionInfo = new ConnectionInfo(connectionId);
 
             try
@@ -301,7 +299,9 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 0.7)
                 {
-                    connectionInfo.Protocol = (ProtocolType)MiscTools.StringToEnum(typeof(ProtocolType), xmlnode.Attributes["Protocol"].Value);
+	                ProtocolType protocolType;
+	                Enum.TryParse(xmlnode.Attributes["Protocol"].Value, true, out protocolType);
+                    connectionInfo.Protocol = protocolType;
                     connectionInfo.Port = Convert.ToInt32(xmlnode.Attributes["Port"].Value);
                 }
 
@@ -317,9 +317,9 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 1.3)
                 {
-                    connectionInfo.Colors = (RdpProtocol.RDPColors)MiscTools.StringToEnum(typeof(RdpProtocol.RDPColors), xmlnode.Attributes["Colors"].Value);
-                    connectionInfo.Resolution = (RdpProtocol.RDPResolutions)MiscTools.StringToEnum(typeof(RdpProtocol.RDPResolutions), Convert.ToString(xmlnode.Attributes["Resolution"].Value));
-                    connectionInfo.RedirectSound = (RdpProtocol.RDPSounds)MiscTools.StringToEnum(typeof(RdpProtocol.RDPSounds), Convert.ToString(xmlnode.Attributes["RedirectSound"].Value));
+                    connectionInfo.Colors = (RdpProtocol.RDPColors)Enum.Parse(typeof(RdpProtocol.RDPColors), xmlnode.Attributes["Colors"].Value, true);
+                    connectionInfo.Resolution = (RdpProtocol.RDPResolutions)Enum.Parse(typeof(RdpProtocol.RDPResolutions), xmlnode.Attributes["Resolution"].Value, true);
+                    connectionInfo.RedirectSound = (RdpProtocol.RDPSounds)Enum.Parse(typeof(RdpProtocol.RDPSounds), xmlnode.Attributes["RedirectSound"].Value, true);
                 }
                 else
                 {
@@ -395,7 +395,7 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 1.6)
                 {
-                    connectionInfo.ICAEncryptionStrength = (IcaProtocol.EncryptionStrength)MiscTools.StringToEnum(typeof(IcaProtocol.EncryptionStrength), xmlnode.Attributes["ICAEncryptionStrength"].Value);
+                    connectionInfo.ICAEncryptionStrength = (IcaProtocol.EncryptionStrength)Enum.Parse(typeof(IcaProtocol.EncryptionStrength), xmlnode.Attributes["ICAEncryptionStrength"].Value, true);
                     connectionInfo.Inheritance.ICAEncryptionStrength = bool.Parse(xmlnode.Attributes["InheritICAEncryptionStrength"].Value);
                     connectionInfo.PreExtApp = xmlnode.Attributes["PreExtApp"].Value;
                     connectionInfo.PostExtApp = xmlnode.Attributes["PostExtApp"].Value;
@@ -405,16 +405,16 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 1.7)
                 {
-                    connectionInfo.VNCCompression = (ProtocolVNC.Compression)MiscTools.StringToEnum(typeof(ProtocolVNC.Compression), xmlnode.Attributes["VNCCompression"].Value);
-                    connectionInfo.VNCEncoding = (ProtocolVNC.Encoding)MiscTools.StringToEnum(typeof(ProtocolVNC.Encoding), Convert.ToString(xmlnode.Attributes["VNCEncoding"].Value));
-                    connectionInfo.VNCAuthMode = (ProtocolVNC.AuthMode)MiscTools.StringToEnum(typeof(ProtocolVNC.AuthMode), xmlnode.Attributes["VNCAuthMode"].Value);
-                    connectionInfo.VNCProxyType = (ProtocolVNC.ProxyType)MiscTools.StringToEnum(typeof(ProtocolVNC.ProxyType), xmlnode.Attributes["VNCProxyType"].Value);
+                    connectionInfo.VNCCompression = (ProtocolVNC.Compression)Enum.Parse(typeof(ProtocolVNC.Compression), xmlnode.Attributes["VNCCompression"].Value, true);
+                    connectionInfo.VNCEncoding = (ProtocolVNC.Encoding)Enum.Parse(typeof(ProtocolVNC.Encoding), xmlnode.Attributes["VNCEncoding"].Value, true);
+                    connectionInfo.VNCAuthMode = (ProtocolVNC.AuthMode)Enum.Parse(typeof(ProtocolVNC.AuthMode), xmlnode.Attributes["VNCAuthMode"].Value, true);
+                    connectionInfo.VNCProxyType = (ProtocolVNC.ProxyType)Enum.Parse(typeof(ProtocolVNC.ProxyType), xmlnode.Attributes["VNCProxyType"].Value, true);
                     connectionInfo.VNCProxyIP = xmlnode.Attributes["VNCProxyIP"].Value;
                     connectionInfo.VNCProxyPort = Convert.ToInt32(xmlnode.Attributes["VNCProxyPort"].Value);
                     connectionInfo.VNCProxyUsername = xmlnode.Attributes["VNCProxyUsername"].Value;
                     connectionInfo.VNCProxyPassword = _decryptor.Decrypt(xmlnode.Attributes["VNCProxyPassword"].Value);
-                    connectionInfo.VNCColors = (ProtocolVNC.Colors)MiscTools.StringToEnum(typeof(ProtocolVNC.Colors), xmlnode.Attributes["VNCColors"].Value);
-                    connectionInfo.VNCSmartSizeMode = (ProtocolVNC.SmartSizeMode)MiscTools.StringToEnum(typeof(ProtocolVNC.SmartSizeMode), xmlnode.Attributes["VNCSmartSizeMode"].Value);
+                    connectionInfo.VNCColors = (ProtocolVNC.Colors)Enum.Parse(typeof(ProtocolVNC.Colors), xmlnode.Attributes["VNCColors"].Value, true);
+                    connectionInfo.VNCSmartSizeMode = (ProtocolVNC.SmartSizeMode)Enum.Parse(typeof(ProtocolVNC.SmartSizeMode), xmlnode.Attributes["VNCSmartSizeMode"].Value, true);
                     connectionInfo.VNCViewOnly = bool.Parse(xmlnode.Attributes["VNCViewOnly"].Value);
                     connectionInfo.Inheritance.VNCCompression = bool.Parse(xmlnode.Attributes["InheritVNCCompression"].Value);
                     connectionInfo.Inheritance.VNCEncoding = bool.Parse(xmlnode.Attributes["InheritVNCEncoding"].Value);
@@ -431,13 +431,13 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 1.8)
                 {
-                    connectionInfo.RDPAuthenticationLevel = (RdpProtocol.AuthenticationLevel)MiscTools.StringToEnum(typeof(RdpProtocol.AuthenticationLevel), xmlnode.Attributes["RDPAuthenticationLevel"].Value);
+                    connectionInfo.RDPAuthenticationLevel = (RdpProtocol.AuthenticationLevel)Enum.Parse(typeof(RdpProtocol.AuthenticationLevel), xmlnode.Attributes["RDPAuthenticationLevel"].Value, true);
                     connectionInfo.Inheritance.RDPAuthenticationLevel = bool.Parse(xmlnode.Attributes["InheritRDPAuthenticationLevel"].Value);
                 }
 
                 if (_confVersion >= 1.9)
                 {
-                    connectionInfo.RenderingEngine = (HTTPBase.RenderingEngine)MiscTools.StringToEnum(typeof(HTTPBase.RenderingEngine), xmlnode.Attributes["RenderingEngine"].Value);
+                    connectionInfo.RenderingEngine = (HTTPBase.RenderingEngine)Enum.Parse(typeof(HTTPBase.RenderingEngine), xmlnode.Attributes["RenderingEngine"].Value, true);
                     connectionInfo.MacAddress = xmlnode.Attributes["MacAddress"].Value;
                     connectionInfo.Inheritance.RenderingEngine = bool.Parse(xmlnode.Attributes["InheritRenderingEngine"].Value);
                     connectionInfo.Inheritance.MacAddress = bool.Parse(xmlnode.Attributes["InheritMacAddress"].Value);
@@ -458,9 +458,9 @@ namespace mRemoteNG.Config.Serializers.Xml
                 if (_confVersion >= 2.2)
                 {
                     // Get settings
-                    connectionInfo.RDGatewayUsageMethod = (RdpProtocol.RDGatewayUsageMethod)MiscTools.StringToEnum(typeof(RdpProtocol.RDGatewayUsageMethod), Convert.ToString(xmlnode.Attributes["RDGatewayUsageMethod"].Value));
+                    connectionInfo.RDGatewayUsageMethod = (RdpProtocol.RDGatewayUsageMethod)Enum.Parse(typeof(RdpProtocol.RDGatewayUsageMethod), xmlnode.Attributes["RDGatewayUsageMethod"].Value, true);
                     connectionInfo.RDGatewayHostname = xmlnode.Attributes["RDGatewayHostname"].Value;
-                    connectionInfo.RDGatewayUseConnectionCredentials = (RdpProtocol.RDGatewayUseConnectionCredentials)MiscTools.StringToEnum(typeof(RdpProtocol.RDGatewayUseConnectionCredentials), Convert.ToString(xmlnode.Attributes["RDGatewayUseConnectionCredentials"].Value));
+                    connectionInfo.RDGatewayUseConnectionCredentials = (RdpProtocol.RDGatewayUseConnectionCredentials)Enum.Parse(typeof(RdpProtocol.RDGatewayUseConnectionCredentials), xmlnode.Attributes["RDGatewayUseConnectionCredentials"].Value, true);
                     connectionInfo.RDGatewayUsername = xmlnode.Attributes["RDGatewayUsername"].Value;
                     connectionInfo.RDGatewayPassword = _decryptor.Decrypt(Convert.ToString(xmlnode.Attributes["RDGatewayPassword"].Value));
                     connectionInfo.RDGatewayDomain = xmlnode.Attributes["RDGatewayDomain"].Value;
@@ -501,7 +501,7 @@ namespace mRemoteNG.Config.Serializers.Xml
 
                 if (_confVersion >= 2.6)
                 {
-                    connectionInfo.SoundQuality = (RdpProtocol.RDPSoundQuality)MiscTools.StringToEnum(typeof(RdpProtocol.RDPSoundQuality), Convert.ToString(xmlnode.Attributes["SoundQuality"].Value));
+                    connectionInfo.SoundQuality = (RdpProtocol.RDPSoundQuality)Enum.Parse(typeof(RdpProtocol.RDPSoundQuality), xmlnode.Attributes["SoundQuality"].Value, true);
                     connectionInfo.Inheritance.SoundQuality = bool.Parse(xmlnode.Attributes["InheritSoundQuality"].Value);
                     connectionInfo.RDPMinutesToIdleTimeout = Convert.ToInt32(xmlnode.Attributes["RDPMinutesToIdleTimeout"]?.Value ?? "0");
                     connectionInfo.Inheritance.RDPMinutesToIdleTimeout = bool.Parse(xmlnode.Attributes["InheritRDPMinutesToIdleTimeout"]?.Value ?? "False");

mRemoteV1/Config/Serializers/ConnectionSerializers/Xml/XmlRootNodeSerializer.cs

@@ -4,7 +4,7 @@ using mRemoteNG.Tree.Root;
 
 namespace mRemoteNG.Config.Serializers.Xml
 {
-    public class XmlRootNodeSerializer
+	public class XmlRootNodeSerializer
     {
         public XElement SerializeRootNodeInfo(RootNodeInfo rootNodeInfo, ICryptographyProvider cryptographyProvider, bool fullFileEncryption = false)
         {
@@ -12,7 +12,8 @@ namespace mRemoteNG.Config.Serializers.Xml
             var element = new XElement(xmlNamespace + "Connections");
             element.Add(new XAttribute(XNamespace.Xmlns+"mrng", xmlNamespace));
             element.Add(new XAttribute(XName.Get("Name"), rootNodeInfo.Name));
-            element.Add(new XAttribute(XName.Get("EncryptionEngine"), cryptographyProvider.CipherEngine));
+			element.Add(new XAttribute(XName.Get("Export"), "false"));
+			element.Add(new XAttribute(XName.Get("EncryptionEngine"), cryptographyProvider.CipherEngine));
             element.Add(new XAttribute(XName.Get("BlockCipherMode"), cryptographyProvider.CipherMode));
             element.Add(new XAttribute(XName.Get("KdfIterations"), cryptographyProvider.KeyDerivationIterations));
             element.Add(new XAttribute(XName.Get("FullFileEncryption"), fullFileEncryption.ToString().ToLowerInvariant()));

mRemoteV1/Config/Serializers/MiscSerializers/RemoteDesktopConnectionManagerDeserializer.cs

@@ -1,5 +1,7 @@
 using System;
 using System.IO;
+using System.Security.Cryptography;
+using System.Text;
 using System.Xml;
 using mRemoteNG.Connection;
 using mRemoteNG.Connection.Protocol;
@@ -7,13 +9,11 @@ using mRemoteNG.Connection.Protocol.RDP;
 using mRemoteNG.Container;
 using mRemoteNG.Tree;
 using mRemoteNG.Tree.Root;
-using System.Security.Cryptography;
-using System.Text;
 
 
 namespace mRemoteNG.Config.Serializers
 {
-    public class RemoteDesktopConnectionManagerDeserializer : IDeserializer<string, ConnectionTreeModel>
+	public class RemoteDesktopConnectionManagerDeserializer : IDeserializer<string, ConnectionTreeModel>
     {
         private static int _schemaVersion; /* 1 = RDCMan v2.2
                                        3 = RDCMan v2.7  */
@@ -40,11 +40,15 @@ namespace mRemoteNG.Config.Serializers
 
         private static void VerifySchemaVersion(XmlNode rdcManNode)
         {
-            _schemaVersion = Convert.ToInt32(rdcManNode?.Attributes?["schemaVersion"].Value);
-            if (_schemaVersion != 1 && _schemaVersion != 3)
+	        if (!int.TryParse(rdcManNode?.Attributes?["schemaVersion"]?.Value, out var version))
+		        throw new FileFormatException("Could not find schema version attribute.");
+
+            if (version != 1 && version != 3)
             {
-                throw (new FileFormatException($"Unsupported schema version ({_schemaVersion})."));
+                throw new FileFormatException($"Unsupported schema version ({version}).");
             }
+
+            _schemaVersion = version;
         }
 
         private static void VerifyFileVersion(XmlNode rdcManNode)
@@ -60,7 +64,7 @@ namespace mRemoteNG.Config.Serializers
             }
             else
             {
-                var versionNode = rdcManNode.SelectSingleNode("./version")?.InnerText;
+                var versionNode = rdcManNode?.SelectSingleNode("./version")?.InnerText;
                 if (versionNode != null)
                 {
                     var version = new Version(versionNode);
@@ -101,19 +105,21 @@ namespace mRemoteNG.Config.Serializers
         {
             if (_schemaVersion == 1)
             {
-                // Program Verison 2.2 wraps all setting inside the Properties tags 
+                // Program Version 2.2 wraps all setting inside the Properties tags 
                 containerPropertiesNode = containerPropertiesNode.SelectSingleNode("./properties");
             }
             var newContainer = new ContainerInfo();
             var connectionInfo = ConnectionInfoFromXml(containerPropertiesNode);
             newContainer.CopyFrom(connectionInfo);
+
             if (_schemaVersion == 3)
             {
-                // Program Verison 2.7 wraps these properties
+                // Program Version 2.7 wraps these properties
                 containerPropertiesNode = containerPropertiesNode.SelectSingleNode("./properties");
             }
             newContainer.Name = containerPropertiesNode?.SelectSingleNode("./name")?.InnerText ?? Language.strNewFolder;
-            newContainer.IsExpanded = bool.Parse(containerPropertiesNode?.SelectSingleNode("./expanded")?.InnerText ?? "false");
+            if (bool.TryParse(containerPropertiesNode?.SelectSingleNode("./expanded")?.InnerText, out var expanded))
+				newContainer.IsExpanded = expanded;
             parentContainer.AddChild(newContainer);
             return newContainer;
         }
@@ -128,29 +134,39 @@ namespace mRemoteNG.Config.Serializers
         {
             var connectionInfo = new ConnectionInfo {Protocol = ProtocolType.RDP};
 
-
             var propertiesNode = xmlNode.SelectSingleNode("./properties");
-            if (_schemaVersion == 1) propertiesNode = xmlNode;  // Version 2.2 defines the container name at the root instead         
-            connectionInfo.Hostname = propertiesNode.SelectSingleNode("./name")?.InnerText;
-            connectionInfo.Name = propertiesNode.SelectSingleNode("./displayName")?.InnerText ?? connectionInfo.Hostname;
-            connectionInfo.Description = propertiesNode.SelectSingleNode("./comment")?.InnerText ?? String.Empty;
+            if (_schemaVersion == 1)
+	            propertiesNode = xmlNode;  // Version 2.2 defines the container name at the root instead
+
+            connectionInfo.Hostname = propertiesNode?.SelectSingleNode("./name")?.InnerText ?? "";
+
+            var connectionDisplayName = propertiesNode?.SelectSingleNode("./displayName")?.InnerText;
+			connectionInfo.Name = !string.IsNullOrWhiteSpace(connectionDisplayName)
+                ? connectionDisplayName
+	            : string.IsNullOrWhiteSpace(connectionInfo.Hostname)
+	                ? connectionInfo.Name
+	                : connectionInfo.Hostname;
+
+            connectionInfo.Description = propertiesNode?.SelectSingleNode("./comment")?.InnerText ?? string.Empty;
 
             var logonCredentialsNode = xmlNode.SelectSingleNode("./logonCredentials");
-            if (logonCredentialsNode?.Attributes?["inherit"].Value == "None")
+            if (logonCredentialsNode?.Attributes?["inherit"]?.Value == "None")
             {
-                connectionInfo.Username = logonCredentialsNode.SelectSingleNode("userName")?.InnerText;
+                connectionInfo.Username = logonCredentialsNode.SelectSingleNode("userName")?.InnerText ?? string.Empty;
 
                 var passwordNode = logonCredentialsNode.SelectSingleNode("./password");
                 if (_schemaVersion == 1) // Version 2.2 allows clear text passwords
                 {
-                    connectionInfo.Password = passwordNode?.Attributes?["storeAsClearText"].Value == "True" ? passwordNode.InnerText : DecryptRdcManPassword(passwordNode?.InnerText);
+                    connectionInfo.Password = passwordNode?.Attributes?["storeAsClearText"]?.Value == "True" 
+                        ? passwordNode.InnerText 
+                        : DecryptRdcManPassword(passwordNode?.InnerText);
                 }
                 else
                 {
                     connectionInfo.Password = DecryptRdcManPassword(passwordNode?.InnerText);
                 }
 
-                connectionInfo.Domain = logonCredentialsNode.SelectSingleNode("./domain")?.InnerText;
+                connectionInfo.Domain = logonCredentialsNode.SelectSingleNode("./domain")?.InnerText ?? string.Empty;
             }
             else
             {
@@ -160,12 +176,14 @@ namespace mRemoteNG.Config.Serializers
             }
 
             var connectionSettingsNode = xmlNode.SelectSingleNode("./connectionSettings");
-            if (connectionSettingsNode?.Attributes?["inherit"].Value == "None")
+            if (connectionSettingsNode?.Attributes?["inherit"]?.Value == "None")
             {
-                connectionInfo.UseConsoleSession = bool.Parse(connectionSettingsNode.SelectSingleNode("./connectToConsole")?.InnerText ?? "false");
+				if (bool.TryParse(connectionSettingsNode.SelectSingleNode("./connectToConsole")?.InnerText, out var useConsole))
+					connectionInfo.UseConsoleSession = useConsole;
                 // ./startProgram
                 // ./workingDir
-                connectionInfo.Port = Convert.ToInt32(connectionSettingsNode.SelectSingleNode("./port")?.InnerText);
+                if (int.TryParse(connectionSettingsNode.SelectSingleNode("./port")?.InnerText, out var port))
+					connectionInfo.Port = port;
             }
             else
             {
@@ -174,16 +192,20 @@ namespace mRemoteNG.Config.Serializers
             }
 
             var gatewaySettingsNode = xmlNode.SelectSingleNode("./gatewaySettings");
-            if (gatewaySettingsNode?.Attributes?["inherit"].Value == "None")
+            if (gatewaySettingsNode?.Attributes?["inherit"]?.Value == "None")
             {
-                connectionInfo.RDGatewayUsageMethod = gatewaySettingsNode.SelectSingleNode("./enabled")?.InnerText == "True" ? RdpProtocol.RDGatewayUsageMethod.Always : RdpProtocol.RDGatewayUsageMethod.Never;
-                connectionInfo.RDGatewayHostname = gatewaySettingsNode.SelectSingleNode("./hostName")?.InnerText;
-                connectionInfo.RDGatewayUsername = gatewaySettingsNode.SelectSingleNode("./userName")?.InnerText;
+                connectionInfo.RDGatewayUsageMethod = gatewaySettingsNode.SelectSingleNode("./enabled")?.InnerText == "True" 
+	                ? RdpProtocol.RDGatewayUsageMethod.Always 
+	                : RdpProtocol.RDGatewayUsageMethod.Never;
+                connectionInfo.RDGatewayHostname = gatewaySettingsNode.SelectSingleNode("./hostName")?.InnerText ?? string.Empty;
+                connectionInfo.RDGatewayUsername = gatewaySettingsNode.SelectSingleNode("./userName")?.InnerText ?? string.Empty;
 
                 var passwordNode = gatewaySettingsNode.SelectSingleNode("./password");
-                connectionInfo.RDGatewayPassword = passwordNode?.Attributes?["storeAsClearText"]?.Value == "True" ? passwordNode.InnerText : DecryptRdcManPassword(passwordNode?.InnerText);
+                connectionInfo.RDGatewayPassword = passwordNode?.Attributes?["storeAsClearText"]?.Value == "True" 
+	                ? passwordNode.InnerText 
+	                : DecryptRdcManPassword(passwordNode?.InnerText);
 
-                connectionInfo.RDGatewayDomain = gatewaySettingsNode.SelectSingleNode("./domain")?.InnerText;
+                connectionInfo.RDGatewayDomain = gatewaySettingsNode.SelectSingleNode("./domain")?.InnerText ?? string.Empty;
                 // ./logonMethod
                 // ./localBypass
                 // ./credSharing
@@ -198,17 +220,12 @@ namespace mRemoteNG.Config.Serializers
             }
 
             var remoteDesktopNode = xmlNode.SelectSingleNode("./remoteDesktop");
-            if (remoteDesktopNode?.Attributes?["inherit"].Value == "None")
+            if (remoteDesktopNode?.Attributes?["inherit"]?.Value == "None")
             {
-                var resolutionString = remoteDesktopNode.SelectSingleNode("./size")?.InnerText.Replace(" ", "");
-                try
-                {
-                    connectionInfo.Resolution = (RdpProtocol.RDPResolutions)Enum.Parse(typeof(RdpProtocol.RDPResolutions), "Res" + resolutionString);
-                }
-                catch (ArgumentException)
-                {
-                    connectionInfo.Resolution = RdpProtocol.RDPResolutions.FitToWindow;
-                }
+                connectionInfo.Resolution = 
+	                Enum.TryParse<RdpProtocol.RDPResolutions>(remoteDesktopNode.SelectSingleNode("./size")?.InnerText.Replace(" ", ""), true, out var rdpResolution)
+	                ? rdpResolution
+                    : RdpProtocol.RDPResolutions.FitToWindow;
 
                 if (remoteDesktopNode.SelectSingleNode("./sameSizeAsClientArea")?.InnerText == "True")
                 {
@@ -220,9 +237,8 @@ namespace mRemoteNG.Config.Serializers
                     connectionInfo.Resolution = RdpProtocol.RDPResolutions.Fullscreen;
                 }
 
-                var colorDepth = remoteDesktopNode.SelectSingleNode("./colorDepth")?.InnerText;
-                if (colorDepth != null)
-                    connectionInfo.Colors = (RdpProtocol.RDPColors)Enum.Parse(typeof(RdpProtocol.RDPColors), colorDepth);
+                if (Enum.TryParse<RdpProtocol.RDPColors>(remoteDesktopNode.SelectSingleNode("./colorDepth")?.InnerText, true, out var rdpColors))
+	                connectionInfo.Colors = rdpColors;
             }
             else
             {
@@ -231,7 +247,7 @@ namespace mRemoteNG.Config.Serializers
             }
 
             var localResourcesNode = xmlNode.SelectSingleNode("./localResources");
-            if (localResourcesNode?.Attributes?["inherit"].Value == "None")
+            if (localResourcesNode?.Attributes?["inherit"]?.Value == "None")
             {
                 // ReSharper disable once SwitchStatementMissingSomeCases
                 switch (localResourcesNode.SelectSingleNode("./audioRedirection")?.InnerText)
@@ -271,10 +287,17 @@ namespace mRemoteNG.Config.Serializers
                 }
 
                 // ./redirectClipboard
-                connectionInfo.RedirectDiskDrives = bool.Parse(localResourcesNode.SelectSingleNode("./redirectDrives")?.InnerText ?? "false");
-                connectionInfo.RedirectPorts = bool.Parse(localResourcesNode.SelectSingleNode("./redirectPorts")?.InnerText ?? "false");
-                connectionInfo.RedirectPrinters = bool.Parse(localResourcesNode.SelectSingleNode("./redirectPrinters")?.InnerText ?? "false");
-                connectionInfo.RedirectSmartCards = bool.Parse(localResourcesNode.SelectSingleNode("./redirectSmartCards")?.InnerText ?? "false");
+                if (bool.TryParse(localResourcesNode?.SelectSingleNode("./redirectDrives")?.InnerText, out var redirectDisks))
+	                connectionInfo.RedirectDiskDrives = redirectDisks;
+
+                if (bool.TryParse(localResourcesNode?.SelectSingleNode("./redirectPorts")?.InnerText, out var redirectPorts))
+	                connectionInfo.RedirectPorts = redirectPorts;
+
+                if (bool.TryParse(localResourcesNode?.SelectSingleNode("./redirectPrinters")?.InnerText, out var redirectPrinters))
+	                connectionInfo.RedirectPrinters = redirectPrinters;
+
+                if (bool.TryParse(localResourcesNode?.SelectSingleNode("./redirectSmartCards")?.InnerText, out var redirectSmartCards))
+	                connectionInfo.RedirectSmartCards = redirectSmartCards;
             }
             else
             {
@@ -287,7 +310,7 @@ namespace mRemoteNG.Config.Serializers
             }
 
             var securitySettingsNode = xmlNode.SelectSingleNode("./securitySettings");
-            if (securitySettingsNode?.Attributes?["inherit"].Value == "None")
+            if (securitySettingsNode?.Attributes?["inherit"]?.Value == "None")
             {
                 // ReSharper disable once SwitchStatementMissingSomeCases
                 switch (securitySettingsNode.SelectSingleNode("./authentication")?.InnerText)
@@ -321,7 +344,7 @@ namespace mRemoteNG.Config.Serializers
         private static string DecryptRdcManPassword(string ciphertext)
         {
             if (string.IsNullOrEmpty(ciphertext))
-                return null;
+                return string.Empty;
 
             try
             {
@@ -332,7 +355,7 @@ namespace mRemoteNG.Config.Serializers
             catch (Exception /*ex*/)
             {
                 //Runtime.MessageCollector.AddExceptionMessage("RemoteDesktopConnectionManager.DecryptPassword() failed.", ex, logOnly: true);
-                return null;
+                return string.Empty;
             }
         }
     }

mRemoteV1/Config/Serializers/Versioning/SqlDatabaseVersionRetriever.cs

@@ -1,41 +0,0 @@
-using System;
-using System.Data.SqlClient;
-using System.Globalization;
-using mRemoteNG.App;
-using mRemoteNG.Config.DatabaseConnectors;
-using mRemoteNG.Messages;
-
-namespace mRemoteNG.Config.Serializers.Versioning
-{
-    public class SqlDatabaseVersionRetriever
-    {
-        public Version GetDatabaseVersion(SqlDatabaseConnector sqlDatabaseConnector)
-        {
-            Version databaseVersion;
-            SqlDataReader sqlDataReader = null;
-            try
-            {
-                var sqlCommand = new SqlCommand("SELECT * FROM tblRoot", sqlDatabaseConnector.SqlConnection);
-                if (!sqlDatabaseConnector.IsConnected)
-                    sqlDatabaseConnector.Connect();
-                sqlDataReader = sqlCommand.ExecuteReader();
-                if (!sqlDataReader.HasRows)
-                    return new Version(); // assume new empty database
-                else
-                    sqlDataReader.Read();
-                databaseVersion = new Version(Convert.ToString(sqlDataReader["confVersion"], CultureInfo.InvariantCulture));
-            }
-            catch (Exception ex)
-            {
-                Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, $"Retrieving database version failed. {ex}");
-                throw;
-            }
-            finally
-            {
-                if (sqlDataReader != null && !sqlDataReader.IsClosed)
-                    sqlDataReader.Close();
-            }
-            return databaseVersion;
-        }
-    }
-}

mRemoteV1/Config/Serializers/Versioning/SqlDatabaseVersionVerifier.cs

@@ -9,7 +9,6 @@ namespace mRemoteNG.Config.Serializers.Versioning
     public class SqlDatabaseVersionVerifier
     {
         private readonly SqlDatabaseConnector _sqlDatabaseConnector;
-        private readonly SqlDatabaseVersionRetriever _versionRetriever;
 
         public SqlDatabaseVersionVerifier(SqlDatabaseConnector sqlDatabaseConnector)
         {
@@ -17,15 +16,14 @@ namespace mRemoteNG.Config.Serializers.Versioning
                 throw new ArgumentNullException(nameof(sqlDatabaseConnector));
 
             _sqlDatabaseConnector = sqlDatabaseConnector;
-            _versionRetriever = new SqlDatabaseVersionRetriever();
         }
 
-        public bool VerifyDatabaseVersion()
+        public bool VerifyDatabaseVersion(Version dbVersion)
         {
             var isVerified = false;
             try
             {
-                var databaseVersion = _versionRetriever.GetDatabaseVersion(_sqlDatabaseConnector);
+                var databaseVersion = dbVersion;
 
                 if (databaseVersion.Equals(new Version()))
                 {

mRemoteV1/Config/Serializers/XmlConnectionsDecryptor.cs

@@ -4,6 +4,7 @@ using mRemoteNG.Security;
 using mRemoteNG.Security.Authentication;
 using mRemoteNG.Security.Factories;
 using mRemoteNG.Security.SymmetricEncryption;
+using mRemoteNG.Tools;
 using mRemoteNG.Tree.Root;
 
 namespace mRemoteNG.Config.Serializers
@@ -13,7 +14,7 @@ namespace mRemoteNG.Config.Serializers
         private readonly ICryptographyProvider _cryptographyProvider;
         private readonly RootNodeInfo _rootNodeInfo;
 
-        public Func<SecureString> AuthenticationRequestor { get; set; }
+        public Func<Optional<SecureString>> AuthenticationRequestor { get; set; }
 
         public int KeyDerivationIterations
         {
@@ -91,16 +92,14 @@ namespace mRemoteNG.Config.Serializers
 
         private bool Authenticate(string cipherText, SecureString password)
         {
-            var authenticator = new PasswordAuthenticator(_cryptographyProvider, cipherText)
-            {
-                AuthenticationRequestor = AuthenticationRequestor
-            };
-
+            var authenticator = new PasswordAuthenticator(_cryptographyProvider, cipherText, AuthenticationRequestor);
             var authenticated = authenticator.Authenticate(password);
 
-            if (!authenticated) return authenticated;
+            if (!authenticated)
+                return false;
+
             _rootNodeInfo.PasswordString = authenticator.LastAuthenticatedPassword.ConvertToUnsecureString();
-            return authenticated;
+            return true;
         }
     }
 }

mRemoteV1/Config/Settings/Providers/ChooseProvider.cs

@@ -1,4 +1,6 @@
-using System.Configuration;
+#if !PORTABLE
+using System.Configuration;
+#endif
 
 namespace mRemoteNG.Config.Settings.Providers
 {

mRemoteV1/Config/Settings/Providers/PortableSettingsProvider.cs

@@ -1,37 +1,37 @@
-/// The MIT License (MIT)
-///
-/// Copyright(c) crdx
-/// 
-/// Permission is hereby granted, free of charge, to any person obtaining
-/// a copy of this software and associated documentation files (the
-/// "Software"), to deal in the Software without restriction, including
-/// without limitation the rights to use, copy, modify, merge, publish,
-/// distribute, sublicense, and/or sell copies of the Software, and to
-/// permit persons to whom the Software is furnished to do so, subject to
-/// the following conditions:
-/// 
-/// The above copyright notice and this permission notice shall be
-/// included in all copies or substantial portions of the Software.
-/// 
-/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-/// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-/// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-/// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-/// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-/// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-/// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-/// 
-/// https://raw.githubusercontent.com/crdx/PortableSettingsProvider
-///
-using System.Linq;
+// The MIT License (MIT)
+//
+// Copyright(c) crdx
+// 
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+// 
+// https://raw.githubusercontent.com/crdx/PortableSettingsProvider
+//
+
 using System;
 using System.Collections;
-using System.Collections.Generic;
 using System.Configuration;
 using System.Windows.Forms;
 using System.Collections.Specialized;
 using System.Xml;
 using System.IO;
+//using mRemoteNG.App;
 
 namespace mRemoteNG.Config.Settings.Providers
 {
@@ -43,63 +43,34 @@ namespace mRemoteNG.Config.Settings.Providers
         private const string _className = "PortableSettingsProvider";
         private XmlDocument _xmlDocument;
 
-        private string _filePath
-        {
-            get
-            {
-                return Path.Combine(Path.GetDirectoryName(Application.ExecutablePath),
-                   string.Format("{0}.settings", ApplicationName));
-            }
-        }
+        private string _filePath => Path.Combine(Path.GetDirectoryName(Application.ExecutablePath) ?? throw new InvalidOperationException(), $"{ApplicationName}.settings");
 
-        private XmlNode _localSettingsNode
-        {
-            get
-            {
-                XmlNode settingsNode = GetSettingsNode(_localSettingsNodeName);
-                XmlNode machineNode = settingsNode.SelectSingleNode(Environment.MachineName.ToLowerInvariant());
+        private XmlNode _localSettingsNode => GetSettingsNode(_localSettingsNodeName);
 
-                if (machineNode == null)
-                {
-                    machineNode = _rootDocument.CreateElement(Environment.MachineName.ToLowerInvariant());
-                    settingsNode.AppendChild(machineNode);
-                }
+        private XmlNode _globalSettingsNode => GetSettingsNode(_globalSettingsNodeName);
 
-                return machineNode;
-            }
-        }
-
-        private XmlNode _globalSettingsNode
-        {
-            get { return GetSettingsNode(_globalSettingsNodeName); }
-        }
-
-        private XmlNode _rootNode
-        {
-            get { return _rootDocument.SelectSingleNode(_rootNodeName); }
-        }
+        private XmlNode _rootNode => _rootDocument.SelectSingleNode(_rootNodeName);
 
         private XmlDocument _rootDocument
         {
             get
             {
-                if (_xmlDocument == null)
+                if (_xmlDocument != null) return _xmlDocument;
+                try
                 {
-                    try
-                    {
-                        _xmlDocument = new XmlDocument();
-                        _xmlDocument.Load(_filePath);
-                    }
-                    catch (Exception)
-                    {
-
-                    }
-
-                    if (_xmlDocument.SelectSingleNode(_rootNodeName) != null)
-                        return _xmlDocument;
-
-                    _xmlDocument = GetBlankXmlDocument();
+                    _xmlDocument = new XmlDocument();
+                    _xmlDocument.Load(_filePath);
                 }
+                catch (Exception /*ex*/)
+                {
+                    // This casues hundreds of unit tests to fail for some reason...
+                    //Runtime.MessageCollector.AddExceptionStackTrace("PortableSettingsProvider: Error getting XML", ex);
+                }
+
+                if (_xmlDocument?.SelectSingleNode(_rootNodeName) != null)
+                    return _xmlDocument;
+
+                _xmlDocument = GetBlankXmlDocument();
 
                 return _xmlDocument;
             }
@@ -107,14 +78,11 @@ namespace mRemoteNG.Config.Settings.Providers
 
         public override string ApplicationName
         {
-            get { return Path.GetFileNameWithoutExtension(Application.ExecutablePath); }
+            get => Path.GetFileNameWithoutExtension(Application.ExecutablePath);
             set { }
         }
 
-        public override string Name
-        {
-            get { return _className; }
-        }
+        public override string Name => _className;
 
         public override void Initialize(string name, NameValueCollection config)
         {
@@ -143,7 +111,7 @@ namespace mRemoteNG.Config.Settings.Providers
 
         public override SettingsPropertyValueCollection GetPropertyValues(SettingsContext context, SettingsPropertyCollection collection)
         {
-            SettingsPropertyValueCollection values = new SettingsPropertyValueCollection();
+            var values = new SettingsPropertyValueCollection();
 
             foreach (SettingsProperty property in collection)
             {
@@ -158,11 +126,9 @@ namespace mRemoteNG.Config.Settings.Providers
 
         private void SetValue(SettingsPropertyValue propertyValue)
         {
-            XmlNode targetNode = IsGlobal(propertyValue.Property)
-               ? _globalSettingsNode
-               : _localSettingsNode;
+            var targetNode = IsGlobal(propertyValue.Property) ? _globalSettingsNode : _localSettingsNode;
 
-            XmlNode settingNode = targetNode.SelectSingleNode(string.Format("setting[@name='{0}']", propertyValue.Name));
+            var settingNode = targetNode.SelectSingleNode($"setting[@name='{propertyValue.Name}']");
 
             if (settingNode != null)
                 settingNode.InnerText = propertyValue.SerializedValue.ToString();
@@ -170,10 +136,10 @@ namespace mRemoteNG.Config.Settings.Providers
             {
                 settingNode = _rootDocument.CreateElement("setting");
 
-                XmlAttribute nameAttribute = _rootDocument.CreateAttribute("name");
+                var nameAttribute = _rootDocument.CreateAttribute("name");
                 nameAttribute.Value = propertyValue.Name;
 
-                settingNode.Attributes.Append(nameAttribute);
+                settingNode.Attributes?.Append(nameAttribute);
                 settingNode.InnerText = propertyValue.SerializedValue.ToString();
 
                 targetNode.AppendChild(settingNode);
@@ -182,8 +148,8 @@ namespace mRemoteNG.Config.Settings.Providers
 
         private string GetValue(SettingsProperty property)
         {
-            XmlNode targetNode = IsGlobal(property) ? _globalSettingsNode : _localSettingsNode;
-            XmlNode settingNode = targetNode.SelectSingleNode(string.Format("setting[@name='{0}']", property.Name));
+            var targetNode = IsGlobal(property) ? _globalSettingsNode : _localSettingsNode;
+            var settingNode = targetNode.SelectSingleNode($"setting[@name='{property.Name}']");
 
             if (settingNode == null)
                 return property.DefaultValue != null ? property.DefaultValue.ToString() : string.Empty;
@@ -191,7 +157,7 @@ namespace mRemoteNG.Config.Settings.Providers
             return settingNode.InnerText;
         }
 
-        private bool IsGlobal(SettingsProperty property)
+        private static bool IsGlobal(SettingsProperty property)
         {
             foreach (DictionaryEntry attribute in property.Attributes)
             {
@@ -204,20 +170,18 @@ namespace mRemoteNG.Config.Settings.Providers
 
         private XmlNode GetSettingsNode(string name)
         {
-            XmlNode settingsNode = _rootNode.SelectSingleNode(name);
+            var settingsNode = _rootNode.SelectSingleNode(name);
 
-            if (settingsNode == null)
-            {
-                settingsNode = _rootDocument.CreateElement(name);
-                _rootNode.AppendChild(settingsNode);
-            }
+            if (settingsNode != null) return settingsNode;
+            settingsNode = _rootDocument.CreateElement(name);
+            _rootNode.AppendChild(settingsNode);
 
             return settingsNode;
         }
 
-        public XmlDocument GetBlankXmlDocument()
+        private static XmlDocument GetBlankXmlDocument()
         {
-            XmlDocument blankXmlDocument = new XmlDocument();
+            var blankXmlDocument = new XmlDocument();
             blankXmlDocument.AppendChild(blankXmlDocument.CreateXmlDeclaration("1.0", "utf-8", string.Empty));
             blankXmlDocument.AppendChild(blankXmlDocument.CreateElement(_rootNodeName));
 

mRemoteV1/Config/Settings/SettingsLoader.cs

@@ -19,6 +19,7 @@ namespace mRemoteNG.Config.Settings
 	{
         private readonly ExternalAppsLoader _externalAppsLoader;
         private readonly MessageCollector _messageCollector;
+	    private readonly MenuStrip _mainMenu;
         private readonly QuickConnectToolStrip _quickConnectToolStrip;
         private readonly ExternalToolsToolStrip _externalToolsToolStrip;
 	    private readonly MultiSshToolStrip _multiSshToolStrip;
@@ -31,7 +32,8 @@ namespace mRemoteNG.Config.Settings
             MessageCollector messageCollector, 
             QuickConnectToolStrip quickConnectToolStrip, 
             ExternalToolsToolStrip externalToolsToolStrip,
-            MultiSshToolStrip multiSshToolStrip)
+            MultiSshToolStrip multiSshToolStrip,
+            MenuStrip mainMenu)
 		{
             if (mainForm == null)
                 throw new ArgumentNullException(nameof(mainForm));
@@ -43,13 +45,16 @@ namespace mRemoteNG.Config.Settings
                 throw new ArgumentNullException(nameof(externalToolsToolStrip));
             if (multiSshToolStrip == null)
                 throw new ArgumentNullException(nameof(multiSshToolStrip));
+		    if (mainMenu == null)
+		        throw new ArgumentNullException(nameof(mainMenu));
 
             MainForm = mainForm;
 	        _messageCollector = messageCollector;
 	        _quickConnectToolStrip = quickConnectToolStrip;
 	        _externalToolsToolStrip = externalToolsToolStrip;
 		    _multiSshToolStrip = multiSshToolStrip;
-            _externalAppsLoader = new ExternalAppsLoader(MainForm, messageCollector, _externalToolsToolStrip);
+		    _mainMenu = mainMenu;
+		    _externalAppsLoader = new ExternalAppsLoader(MainForm, messageCollector, _externalToolsToolStrip);
         }
         
         #region Public Methods
@@ -197,6 +202,7 @@ namespace mRemoteNG.Config.Settings
 	    private void LoadToolbarsFromSettings()
 		{
             ResetAllToolbarLocations();
+		    AddMainMenuPanel();
             AddExternalAppsPanel();
 		    AddQuickConnectPanel();
 		    AddMultiSshPanel();
@@ -210,31 +216,49 @@ namespace mRemoteNG.Config.Settings
 	    private void ResetAllToolbarLocations()
 	    {
 	        var tempToolStrip = new ToolStripPanel();
+            tempToolStrip.Join(_mainMenu);
 	        tempToolStrip.Join(_quickConnectToolStrip);
 	        tempToolStrip.Join(_externalToolsToolStrip);
 	        tempToolStrip.Join(_multiSshToolStrip);
         }
 
+	    private void AddMainMenuPanel()
+	    {
+	        SetToolstripGripStyle(_mainMenu);
+            var toolStripPanel = ToolStripPanelFromString("top");
+	        toolStripPanel.Join(_mainMenu, new Point(3, 0));
+        }
+
 		private void AddQuickConnectPanel()
 		{
+		    SetToolstripGripStyle(_quickConnectToolStrip);
+            _quickConnectToolStrip.Visible = mRemoteNG.Settings.Default.QuickyTBVisible;
             var toolStripPanel = ToolStripPanelFromString(mRemoteNG.Settings.Default.QuickyTBParentDock);
             toolStripPanel.Join(_quickConnectToolStrip, mRemoteNG.Settings.Default.QuickyTBLocation);
-            _quickConnectToolStrip.Visible = mRemoteNG.Settings.Default.QuickyTBVisible;
 		}
 		
 		private void AddExternalAppsPanel()
 		{
-		    var toolStripPanel = ToolStripPanelFromString(mRemoteNG.Settings.Default.ExtAppsTBParentDock);
-            toolStripPanel.Join(_externalToolsToolStrip, mRemoteNG.Settings.Default.ExtAppsTBLocation);
+		    SetToolstripGripStyle(_externalToolsToolStrip);
             _externalToolsToolStrip.Visible = mRemoteNG.Settings.Default.ExtAppsTBVisible;
+            var toolStripPanel = ToolStripPanelFromString(mRemoteNG.Settings.Default.ExtAppsTBParentDock);
+            toolStripPanel.Join(_externalToolsToolStrip, mRemoteNG.Settings.Default.ExtAppsTBLocation);
 		}
 
 	    private void AddMultiSshPanel()
 	    {
-	        var toolStripPanel = ToolStripPanelFromString(mRemoteNG.Settings.Default.ExtAppsTBParentDock);
-            toolStripPanel.Join(_multiSshToolStrip, mRemoteNG.Settings.Default.MultiSshToolbarLocation);
+	        SetToolstripGripStyle(_multiSshToolStrip);
 	        _multiSshToolStrip.Visible = mRemoteNG.Settings.Default.MultiSshToolbarVisible;
+            var toolStripPanel = ToolStripPanelFromString(mRemoteNG.Settings.Default.MultiSshToolbarParentDock);
+            toolStripPanel.Join(_multiSshToolStrip, mRemoteNG.Settings.Default.MultiSshToolbarLocation);
 	    }
+
+	    private void SetToolstripGripStyle(ToolStrip toolbar)
+	    {
+	        toolbar.GripStyle = mRemoteNG.Settings.Default.LockToolbars
+	            ? ToolStripGripStyle.Hidden
+	            : ToolStripGripStyle.Visible;
+        }
 		
 		private ToolStripPanel ToolStripPanelFromString(string panel)
 		{

mRemoteV1/Connection/AbstractConnectionRecord.cs

@@ -87,8 +87,8 @@ namespace mRemoteNG.Connection
          LocalizedAttributes.LocalizedDescription("strPropertyDescriptionName")]
         public virtual string Name
         {
-            get { return _name; }
-            set { SetField(ref _name, value, "Name"); }
+            get => _name;
+            set => SetField(ref _name, value, "Name");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryDisplay"),
@@ -96,8 +96,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionDescription")]
         public virtual string Description
         {
-            get { return GetPropertyValue("Description", _description); }
-            set { SetField(ref _description, value, "Description"); }
+            get => GetPropertyValue("Description", _description);
+            set => SetField(ref _description, value, "Description");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryDisplay"),
@@ -106,8 +106,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionIcon")]
         public virtual string Icon
         {
-            get { return GetPropertyValue("Icon", _icon); }
-            set { SetField(ref _icon, value, "Icon"); }
+            get => GetPropertyValue("Icon", _icon);
+            set => SetField(ref _icon, value, "Icon");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryDisplay"),
@@ -115,8 +115,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionPanel")]
         public virtual string Panel
         {
-            get { return GetPropertyValue("Panel", _panel); }
-            set { SetField(ref _panel, value, "Panel"); }
+            get => GetPropertyValue("Panel", _panel);
+            set => SetField(ref _panel, value, "Panel");
         }
         #endregion
 
@@ -126,8 +126,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionAddress")]
         public virtual string Hostname
         {
-            get { return _hostname.Trim(); }
-            set { SetField(ref _hostname, value?.Trim(), "Hostname"); }
+            get => _hostname.Trim();
+            set => SetField(ref _hostname, value?.Trim(), "Hostname");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryConnection", 2),
@@ -135,8 +135,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionUsername")]
         public virtual string Username
         {
-            get { return GetPropertyValue("Username", _username); }
-            set { SetField(ref _username, value?.Trim(), "Username"); }
+            get => GetPropertyValue("Username", _username);
+            set => SetField(ref _username, value?.Trim(), "Username");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryConnection", 2),
@@ -145,8 +145,8 @@ namespace mRemoteNG.Connection
             PasswordPropertyText(true)]
         public virtual string Password
         {
-            get { return GetPropertyValue("Password", _password); }
-            set { SetField(ref _password, value, "Password"); }
+            get => GetPropertyValue("Password", _password);
+            set => SetField(ref _password, value, "Password");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryConnection", 2),
@@ -154,8 +154,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionDomain")]
         public string Domain
         {
-            get { return GetPropertyValue("Domain", _domain).Trim(); }
-            set { SetField(ref _domain, value?.Trim(), "Domain"); }
+            get => GetPropertyValue("Domain", _domain).Trim();
+            set => SetField(ref _domain, value?.Trim(), "Domain");
         }
         #endregion
 
@@ -166,8 +166,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public virtual ProtocolType Protocol
         {
-            get { return GetPropertyValue("Protocol", _protocol); }
-            set { SetField(ref _protocol, value, "Protocol"); }
+            get => GetPropertyValue("Protocol", _protocol);
+            set => SetField(ref _protocol, value, "Protocol");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -176,8 +176,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(ExternalToolsTypeConverter))]
         public string ExtApp
         {
-            get { return GetPropertyValue("ExtApp", _extApp); }
-            set { SetField(ref _extApp, value, "ExtApp"); }
+            get => GetPropertyValue("ExtApp", _extApp);
+            set => SetField(ref _extApp, value, "ExtApp");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -185,8 +185,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionPort")]
         public virtual int Port
         {
-            get { return GetPropertyValue("Port", _port); }
-            set { SetField(ref _port, value, "Port"); }
+            get => GetPropertyValue("Port", _port);
+            set => SetField(ref _port, value, "Port");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -195,8 +195,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(Config.Putty.PuttySessionsManager.SessionList))]
         public virtual string PuttySession
         {
-            get { return GetPropertyValue("PuttySession", _puttySession); }
-            set { SetField(ref _puttySession, value, "PuttySession"); }
+            get => GetPropertyValue("PuttySession", _puttySession);
+            set => SetField(ref _puttySession, value, "PuttySession");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -205,8 +205,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public IcaProtocol.EncryptionStrength ICAEncryptionStrength
         {
-            get { return GetPropertyValue("ICAEncryptionStrength", _icaEncryption); }
-            set { SetField(ref _icaEncryption, value, "ICAEncryptionStrength"); }
+            get => GetPropertyValue("ICAEncryptionStrength", _icaEncryption);
+            set => SetField(ref _icaEncryption, value, "ICAEncryptionStrength");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -215,8 +215,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool UseConsoleSession
         {
-            get { return GetPropertyValue("UseConsoleSession", _useConsoleSession); }
-            set { SetField(ref _useConsoleSession, value, "UseConsoleSession"); }
+            get => GetPropertyValue("UseConsoleSession", _useConsoleSession);
+            set => SetField(ref _useConsoleSession, value, "UseConsoleSession");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -225,8 +225,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.AuthenticationLevel RDPAuthenticationLevel
         {
-            get { return GetPropertyValue("RDPAuthenticationLevel", _rdpAuthenticationLevel); }
-            set { SetField(ref _rdpAuthenticationLevel, value, "RDPAuthenticationLevel"); }
+            get => GetPropertyValue("RDPAuthenticationLevel", _rdpAuthenticationLevel);
+            set => SetField(ref _rdpAuthenticationLevel, value, "RDPAuthenticationLevel");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -234,7 +234,7 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionRDPMinutesToIdleTimeout")]
         public virtual int RDPMinutesToIdleTimeout
         {
-            get { return GetPropertyValue("RDPMinutesToIdleTimeout", _rdpMinutesToIdleTimeout); }
+            get => GetPropertyValue("RDPMinutesToIdleTimeout", _rdpMinutesToIdleTimeout);
             set {
                 if(value < 0)
                     value = 0;
@@ -249,8 +249,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionRDPAlertIdleTimeout")]
         public bool RDPAlertIdleTimeout
         {
-            get { return GetPropertyValue("RDPAlertIdleTimeout", _rdpAlertIdleTimeout); }
-            set { SetField(ref _rdpAlertIdleTimeout, value, "RDPAlertIdleTimeout"); }
+            get => GetPropertyValue("RDPAlertIdleTimeout", _rdpAlertIdleTimeout);
+            set => SetField(ref _rdpAlertIdleTimeout, value, "RDPAlertIdleTimeout");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -258,8 +258,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionLoadBalanceInfo")]
         public string LoadBalanceInfo
         {
-            get { return GetPropertyValue("LoadBalanceInfo", _loadBalanceInfo).Trim(); }
-            set { SetField(ref _loadBalanceInfo, value?.Trim(), "LoadBalanceInfo"); }
+            get => GetPropertyValue("LoadBalanceInfo", _loadBalanceInfo).Trim();
+            set => SetField(ref _loadBalanceInfo, value?.Trim(), "LoadBalanceInfo");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -268,8 +268,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public HTTPBase.RenderingEngine RenderingEngine
         {
-            get { return GetPropertyValue("RenderingEngine", _renderingEngine); }
-            set { SetField(ref _renderingEngine, value, "RenderingEngine"); }
+            get => GetPropertyValue("RenderingEngine", _renderingEngine);
+            set => SetField(ref _renderingEngine, value, "RenderingEngine");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryProtocol", 3),
@@ -278,8 +278,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool UseCredSsp
         {
-            get { return GetPropertyValue("UseCredSsp", _useCredSsp); }
-            set { SetField(ref _useCredSsp, value, "UseCredSsp"); }
+            get => GetPropertyValue("UseCredSsp", _useCredSsp);
+            set => SetField(ref _useCredSsp, value, "UseCredSsp");
         }
         #endregion
 
@@ -290,8 +290,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDGatewayUsageMethod RDGatewayUsageMethod
         {
-            get { return GetPropertyValue("RDGatewayUsageMethod", _rdGatewayUsageMethod); }
-            set { SetField(ref _rdGatewayUsageMethod, value, "RDGatewayUsageMethod"); }
+            get => GetPropertyValue("RDGatewayUsageMethod", _rdGatewayUsageMethod);
+            set => SetField(ref _rdGatewayUsageMethod, value, "RDGatewayUsageMethod");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryGateway", 4),
@@ -299,8 +299,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionRDGatewayHostname")]
         public string RDGatewayHostname
         {
-            get { return GetPropertyValue("RDGatewayHostname", _rdGatewayHostname).Trim(); }
-            set { SetField(ref _rdGatewayHostname, value?.Trim(), "RDGatewayHostname"); }
+            get => GetPropertyValue("RDGatewayHostname", _rdGatewayHostname).Trim();
+            set => SetField(ref _rdGatewayHostname, value?.Trim(), "RDGatewayHostname");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryGateway", 4),
@@ -309,8 +309,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDGatewayUseConnectionCredentials RDGatewayUseConnectionCredentials
         {
-            get { return GetPropertyValue("RDGatewayUseConnectionCredentials", _rdGatewayUseConnectionCredentials); }
-            set { SetField(ref _rdGatewayUseConnectionCredentials, value, "RDGatewayUseConnectionCredentials"); }
+            get => GetPropertyValue("RDGatewayUseConnectionCredentials", _rdGatewayUseConnectionCredentials);
+            set => SetField(ref _rdGatewayUseConnectionCredentials, value, "RDGatewayUseConnectionCredentials");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryGateway", 4),
@@ -318,8 +318,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionRDGatewayUsername")]
         public string RDGatewayUsername
         {
-            get { return GetPropertyValue("RDGatewayUsername", _rdGatewayUsername).Trim(); }
-            set { SetField(ref _rdGatewayUsername, value?.Trim(), "RDGatewayUsername"); }
+            get => GetPropertyValue("RDGatewayUsername", _rdGatewayUsername).Trim();
+            set => SetField(ref _rdGatewayUsername, value?.Trim(), "RDGatewayUsername");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryGateway", 4),
@@ -328,8 +328,8 @@ namespace mRemoteNG.Connection
             PasswordPropertyText(true)]
         public string RDGatewayPassword
         {
-            get { return GetPropertyValue("RDGatewayPassword", _rdGatewayPassword); }
-            set { SetField(ref _rdGatewayPassword, value, "RDGatewayPassword"); }
+            get => GetPropertyValue("RDGatewayPassword", _rdGatewayPassword);
+            set => SetField(ref _rdGatewayPassword, value, "RDGatewayPassword");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryGateway", 4),
@@ -337,8 +337,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionRDGatewayDomain")]
         public string RDGatewayDomain
         {
-            get { return GetPropertyValue("RDGatewayDomain", _rdGatewayDomain).Trim(); }
-            set { SetField(ref _rdGatewayDomain, value?.Trim(), "RDGatewayDomain"); }
+            get => GetPropertyValue("RDGatewayDomain", _rdGatewayDomain).Trim();
+            set => SetField(ref _rdGatewayDomain, value?.Trim(), "RDGatewayDomain");
         }
         #endregion
 
@@ -349,8 +349,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDPResolutions Resolution
         {
-            get { return GetPropertyValue("Resolution", _resolution); }
-            set { SetField(ref _resolution, value, "Resolution"); }
+            get => GetPropertyValue("Resolution", _resolution);
+            set => SetField(ref _resolution, value, "Resolution");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -359,8 +359,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool AutomaticResize
         {
-            get { return GetPropertyValue("AutomaticResize", _automaticResize); }
-            set { SetField(ref _automaticResize, value, "AutomaticResize"); }
+            get => GetPropertyValue("AutomaticResize", _automaticResize);
+            set => SetField(ref _automaticResize, value, "AutomaticResize");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -369,8 +369,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDPColors Colors
         {
-            get { return GetPropertyValue("Colors", _colors); }
-            set { SetField(ref _colors, value, "Colors"); }
+            get => GetPropertyValue("Colors", _colors);
+            set => SetField(ref _colors, value, "Colors");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -379,8 +379,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool CacheBitmaps
         {
-            get { return GetPropertyValue("CacheBitmaps", _cacheBitmaps); }
-            set { SetField(ref _cacheBitmaps, value, "CacheBitmaps"); }
+            get => GetPropertyValue("CacheBitmaps", _cacheBitmaps);
+            set => SetField(ref _cacheBitmaps, value, "CacheBitmaps");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -389,8 +389,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool DisplayWallpaper
         {
-            get { return GetPropertyValue("DisplayWallpaper", _displayWallpaper); }
-            set { SetField(ref _displayWallpaper, value, "DisplayWallpaper"); }
+            get => GetPropertyValue("DisplayWallpaper", _displayWallpaper);
+            set => SetField(ref _displayWallpaper, value, "DisplayWallpaper");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -399,8 +399,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool DisplayThemes
         {
-            get { return GetPropertyValue("DisplayThemes", _displayThemes); }
-            set { SetField(ref _displayThemes, value, "DisplayThemes"); }
+            get => GetPropertyValue("DisplayThemes", _displayThemes);
+            set => SetField(ref _displayThemes, value, "DisplayThemes");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -409,8 +409,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool EnableFontSmoothing
         {
-            get { return GetPropertyValue("EnableFontSmoothing", _enableFontSmoothing); }
-            set { SetField(ref _enableFontSmoothing, value, "EnableFontSmoothing"); }
+            get => GetPropertyValue("EnableFontSmoothing", _enableFontSmoothing);
+            set => SetField(ref _enableFontSmoothing, value, "EnableFontSmoothing");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -419,8 +419,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool EnableDesktopComposition
         {
-            get { return GetPropertyValue("EnableDesktopComposition", _enableDesktopComposition); }
-            set { SetField(ref _enableDesktopComposition, value, "EnableDesktopComposition"); }
+            get => GetPropertyValue("EnableDesktopComposition", _enableDesktopComposition);
+            set => SetField(ref _enableDesktopComposition, value, "EnableDesktopComposition");
         }
         #endregion
 
@@ -431,8 +431,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool RedirectKeys
         {
-            get { return GetPropertyValue("RedirectKeys", _redirectKeys); }
-            set { SetField(ref _redirectKeys, value, "RedirectKeys"); }
+            get => GetPropertyValue("RedirectKeys", _redirectKeys);
+            set => SetField(ref _redirectKeys, value, "RedirectKeys");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -441,8 +441,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool RedirectDiskDrives
         {
-            get { return GetPropertyValue("RedirectDiskDrives", _redirectDiskDrives); }
-            set { SetField(ref _redirectDiskDrives, value, "RedirectDiskDrives"); }
+            get => GetPropertyValue("RedirectDiskDrives", _redirectDiskDrives);
+            set => SetField(ref _redirectDiskDrives, value, "RedirectDiskDrives");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -451,8 +451,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool RedirectPrinters
         {
-            get { return GetPropertyValue("RedirectPrinters", _redirectPrinters); }
-            set { SetField(ref _redirectPrinters, value, "RedirectPrinters"); }
+            get => GetPropertyValue("RedirectPrinters", _redirectPrinters);
+            set => SetField(ref _redirectPrinters, value, "RedirectPrinters");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -461,8 +461,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool RedirectPorts
         {
-            get { return GetPropertyValue("RedirectPorts", _redirectPorts); }
-            set { SetField(ref _redirectPorts, value, "RedirectPorts"); }
+            get => GetPropertyValue("RedirectPorts", _redirectPorts);
+            set => SetField(ref _redirectPorts, value, "RedirectPorts");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -471,8 +471,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool RedirectSmartCards
         {
-            get { return GetPropertyValue("RedirectSmartCards", _redirectSmartCards); }
-            set { SetField(ref _redirectSmartCards, value, "RedirectSmartCards"); }
+            get => GetPropertyValue("RedirectSmartCards", _redirectSmartCards);
+            set => SetField(ref _redirectSmartCards, value, "RedirectSmartCards");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -481,8 +481,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDPSounds RedirectSound
         {
-            get { return GetPropertyValue("RedirectSound", _redirectSound); }
-            set { SetField(ref _redirectSound, value, "RedirectSound"); }
+            get => GetPropertyValue("RedirectSound", _redirectSound);
+            set => SetField(ref _redirectSound, value, "RedirectSound");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryRedirect", 6),
@@ -491,8 +491,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public RdpProtocol.RDPSoundQuality SoundQuality
         {
-            get { return GetPropertyValue("SoundQuality", _soundQuality); }
-            set { SetField(ref _soundQuality, value, "SoundQuality"); }
+            get => GetPropertyValue("SoundQuality", _soundQuality);
+            set => SetField(ref _soundQuality, value, "SoundQuality");
         }
         #endregion
 
@@ -506,8 +506,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(ExternalToolsTypeConverter))]
         public virtual string PreExtApp
         {
-            get { return GetPropertyValue("PreExtApp", _preExtApp); }
-            set { SetField(ref _preExtApp, value, "PreExtApp"); }
+            get => GetPropertyValue("PreExtApp", _preExtApp);
+            set => SetField(ref _preExtApp, value, "PreExtApp");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -516,8 +516,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(ExternalToolsTypeConverter))]
         public virtual string PostExtApp
         {
-            get { return GetPropertyValue("PostExtApp", _postExtApp); }
-            set { SetField(ref _postExtApp, value, "PostExtApp"); }
+            get => GetPropertyValue("PostExtApp", _postExtApp);
+            set => SetField(ref _postExtApp, value, "PostExtApp");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -525,8 +525,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionMACAddress")]
         public virtual string MacAddress
         {
-            get { return GetPropertyValue("MacAddress", _macAddress); }
-            set { SetField(ref _macAddress, value, "MacAddress"); }
+            get => GetPropertyValue("MacAddress", _macAddress);
+            set => SetField(ref _macAddress, value, "MacAddress");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -534,8 +534,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionUser1")]
         public virtual string UserField
         {
-            get { return GetPropertyValue("UserField", _userField); }
-            set { SetField(ref _userField, value, "UserField"); }
+            get => GetPropertyValue("UserField", _userField);
+            set => SetField(ref _userField, value, "UserField");
         }
         #endregion
 
@@ -547,8 +547,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.Compression VNCCompression
         {
-            get { return GetPropertyValue("VNCCompression", _vncCompression); }
-            set { SetField(ref _vncCompression, value, "VNCCompression"); }
+            get => GetPropertyValue("VNCCompression", _vncCompression);
+            set => SetField(ref _vncCompression, value, "VNCCompression");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -558,8 +558,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.Encoding VNCEncoding
         {
-            get { return GetPropertyValue("VNCEncoding", _vncEncoding); }
-            set { SetField(ref _vncEncoding, value, "VNCEncoding"); }
+            get => GetPropertyValue("VNCEncoding", _vncEncoding);
+            set => SetField(ref _vncEncoding, value, "VNCEncoding");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryConnection", 2),
@@ -569,8 +569,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.AuthMode VNCAuthMode
         {
-            get { return GetPropertyValue("VNCAuthMode", _vncAuthMode); }
-            set { SetField(ref _vncAuthMode, value, "VNCAuthMode"); }
+            get => GetPropertyValue("VNCAuthMode", _vncAuthMode);
+            set => SetField(ref _vncAuthMode, value, "VNCAuthMode");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -580,8 +580,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.ProxyType VNCProxyType
         {
-            get { return GetPropertyValue("VNCProxyType", _vncProxyType); }
-            set { SetField(ref _vncProxyType, value, "VNCProxyType"); }
+            get => GetPropertyValue("VNCProxyType", _vncProxyType);
+            set => SetField(ref _vncProxyType, value, "VNCProxyType");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -590,8 +590,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionVNCProxyAddress")]
         public string VNCProxyIP
         {
-            get { return GetPropertyValue("VNCProxyIP", _vncProxyIp); }
-            set { SetField(ref _vncProxyIp, value, "VNCProxyIP"); }
+            get => GetPropertyValue("VNCProxyIP", _vncProxyIp);
+            set => SetField(ref _vncProxyIp, value, "VNCProxyIP");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -600,8 +600,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionVNCProxyPort")]
         public int VNCProxyPort
         {
-            get { return GetPropertyValue("VNCProxyPort", _vncProxyPort); }
-            set { SetField(ref _vncProxyPort, value, "VNCProxyPort"); }
+            get => GetPropertyValue("VNCProxyPort", _vncProxyPort);
+            set => SetField(ref _vncProxyPort, value, "VNCProxyPort");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -610,8 +610,8 @@ namespace mRemoteNG.Connection
             LocalizedAttributes.LocalizedDescription("strPropertyDescriptionVNCProxyUsername")]
         public string VNCProxyUsername
         {
-            get { return GetPropertyValue("VNCProxyUsername", _vncProxyUsername); }
-            set { SetField(ref _vncProxyUsername, value, "VNCProxyUsername"); }
+            get => GetPropertyValue("VNCProxyUsername", _vncProxyUsername);
+            set => SetField(ref _vncProxyUsername, value, "VNCProxyUsername");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryMiscellaneous", 7),
@@ -621,8 +621,8 @@ namespace mRemoteNG.Connection
             PasswordPropertyText(true)]
         public string VNCProxyPassword
         {
-            get { return GetPropertyValue("VNCProxyPassword", _vncProxyPassword); }
-            set { SetField(ref _vncProxyPassword, value, "VNCProxyPassword"); }
+            get => GetPropertyValue("VNCProxyPassword", _vncProxyPassword);
+            set => SetField(ref _vncProxyPassword, value, "VNCProxyPassword");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -632,8 +632,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.Colors VNCColors
         {
-            get { return GetPropertyValue("VNCColors", _vncColors); }
-            set { SetField(ref _vncColors, value, "VNCColors"); }
+            get => GetPropertyValue("VNCColors", _vncColors);
+            set => SetField(ref _vncColors, value, "VNCColors");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -642,8 +642,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.EnumTypeConverter))]
         public ProtocolVNC.SmartSizeMode VNCSmartSizeMode
         {
-            get { return GetPropertyValue("VNCSmartSizeMode", _vncSmartSizeMode); }
-            set { SetField(ref _vncSmartSizeMode, value, "VNCSmartSizeMode"); }
+            get => GetPropertyValue("VNCSmartSizeMode", _vncSmartSizeMode);
+            set => SetField(ref _vncSmartSizeMode, value, "VNCSmartSizeMode");
         }
 
         [LocalizedAttributes.LocalizedCategory("strCategoryAppearance", 5),
@@ -652,8 +652,8 @@ namespace mRemoteNG.Connection
             TypeConverter(typeof(MiscTools.YesNoTypeConverter))]
         public bool VNCViewOnly
         {
-            get { return GetPropertyValue("VNCViewOnly", _vncViewOnly); }
-            set { SetField(ref _vncViewOnly, value, "VNCViewOnly"); }
+            get => GetPropertyValue("VNCViewOnly", _vncViewOnly);
+            set => SetField(ref _vncViewOnly, value, "VNCViewOnly");
         }
         #endregion
         #endregion
@@ -665,7 +665,7 @@ namespace mRemoteNG.Connection
 
         protected virtual TPropertyType GetPropertyValue<TPropertyType>(string propertyName, TPropertyType value)
         {
-            return (TPropertyType)GetType().GetProperty(propertyName).GetValue(this, null);
+            return (TPropertyType)GetType().GetProperty(propertyName)?.GetValue(this, null);
         }
 
         public event PropertyChangedEventHandler PropertyChanged;
@@ -674,12 +674,11 @@ namespace mRemoteNG.Connection
             PropertyChanged?.Invoke(sender, new PropertyChangedEventArgs(args.PropertyName));
         }
 
-        protected bool SetField<T>(ref T field, T value, string propertyName = null)
+        protected void SetField<T>(ref T field, T value, string propertyName = null)
         {
-            if (EqualityComparer<T>.Default.Equals(field, value)) return false;
+            if (EqualityComparer<T>.Default.Equals(field, value)) return;
             field = value;
             RaisePropertyChangedEvent(this, new PropertyChangedEventArgs(propertyName));
-            return true;
         }
     }
 }

mRemoteV1/Connection/ConnectionInfo.cs

@@ -1,8 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.ComponentModel;
-using System.Linq;
-using System.Reflection;
 using mRemoteNG.App;
 using mRemoteNG.Connection.Protocol;
 using mRemoteNG.Connection.Protocol.Http;
@@ -15,12 +10,16 @@ using mRemoteNG.Connection.Protocol.Telnet;
 using mRemoteNG.Connection.Protocol.VNC;
 using mRemoteNG.Container;
 using mRemoteNG.Tree;
-using mRemoteNG.Tree.Root;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Reflection;
 
 
 namespace mRemoteNG.Connection
 {
-	[DefaultProperty("Name")]
+    [DefaultProperty("Name")]
     public class ConnectionInfo : AbstractConnectionRecord, IHasParent, IInheritable
     {        
         #region Public Properties
@@ -79,7 +78,8 @@ namespace mRemoteNG.Connection
 		    var newConnectionInfo = new ConnectionInfo();
             newConnectionInfo.CopyFrom(this);
 		    newConnectionInfo.Inheritance = Inheritance.Clone();
-			return newConnectionInfo;
+            newConnectionInfo.Inheritance.Parent = newConnectionInfo;
+            return newConnectionInfo;
 		}
 
 	    public void CopyFrom(ConnectionInfo sourceConnectionInfo)
@@ -127,19 +127,22 @@ namespace mRemoteNG.Connection
             return filteredProperties;
         }
 
+	    public virtual IEnumerable<PropertyInfo> GetSerializableProperties()
+	    {
+			var excludedProperties = new[] { "Parent", "Name", "Hostname", "Port", "Inheritance", "OpenConnections",
+				"IsContainer", "IsDefault", "PositionID", "ConstantID", "TreeNode", "IsQuickConnect", "PleaseConnect" };
+
+		    return GetProperties(excludedProperties);
+	    }
+
 	    public virtual void SetParent(ContainerInfo newParent)
 	    {
             RemoveParent();
 		    newParent?.AddChild(this);
-			if (newParent is RootNodeInfo)
-				Inheritance.DisableInheritance();
 	    }
 
         public void RemoveParent()
         {
-			if (Parent is RootNodeInfo)
-				Inheritance.EnableInheritance();
-
             Parent?.RemoveChild(this);
         }
 
@@ -170,10 +173,11 @@ namespace mRemoteNG.Connection
             if (!ShouldThisPropertyBeInherited(propertyName))
                 return value;
 
-            var inheritedValue = GetInheritedPropertyValue<TPropertyType>(propertyName);
-            if (inheritedValue.Equals(default(TPropertyType)))
-                return value;
-            return inheritedValue;
+            var couldGetInheritedValue = TryGetInheritedPropertyValue<TPropertyType>(propertyName, out var inheritedValue);
+
+            return couldGetInheritedValue
+                ? inheritedValue
+                : value;
         }
 
 	    private bool ShouldThisPropertyBeInherited(string propertyName)
@@ -194,22 +198,23 @@ namespace mRemoteNG.Connection
             return inheritPropertyValue;
         }
 
-        private TPropertyType GetInheritedPropertyValue<TPropertyType>(string propertyName)
+        private bool TryGetInheritedPropertyValue<TPropertyType>(string propertyName, out TPropertyType inheritedValue)
         {
             try
             {
                 var connectionInfoType = Parent.GetType();
                 var parentPropertyInfo = connectionInfoType.GetProperty(propertyName);
                 if (parentPropertyInfo == null)
-                    return default(TPropertyType); // shouldn't get here...
-                var parentPropertyValue = (TPropertyType)parentPropertyInfo.GetValue(Parent, null);
+                    throw new NullReferenceException($"Could not retrieve property data for property '{propertyName}' on parent node '{Parent?.Name}'");
 
-                return parentPropertyValue;
+                inheritedValue = (TPropertyType)parentPropertyInfo.GetValue(Parent, null);
+                return true;
             }
             catch (Exception e)
             {
                 Runtime.MessageCollector.AddExceptionStackTrace($"Error retrieving inherited property '{propertyName}'", e);
-                return default(TPropertyType);
+                inheritedValue = default(TPropertyType);
+                return false;
             }
         }
 

mRemoteV1/Connection/ConnectionInitiator.cs

@@ -1,6 +1,4 @@
-using System;
-using System.Windows.Forms;
-using mRemoteNG.App;
+using mRemoteNG.App;
 using mRemoteNG.Connection.Protocol;
 using mRemoteNG.Connection.Protocol.RDP;
 using mRemoteNG.Container;
@@ -8,14 +6,23 @@ using mRemoteNG.Messages;
 using mRemoteNG.UI.Forms;
 using mRemoteNG.UI.Panels;
 using mRemoteNG.UI.Window;
+using System;
+using System.Collections.Generic;
+using System.Windows.Forms;
 using TabPage = Crownwood.Magic.Controls.TabPage;
 
 
 namespace mRemoteNG.Connection
 {
-	public class ConnectionInitiator : IConnectionInitiator
+    public class ConnectionInitiator : IConnectionInitiator
     {
         private readonly PanelAdder _panelAdder = new PanelAdder();
+        private readonly List<string> _activeConnections = new List<string>();
+
+        /// <summary>
+        /// List of unique IDs of the currently active connections
+        /// </summary>
+        public IEnumerable<string> ActiveConnections => _activeConnections;
 
         public void OpenConnection(ContainerInfo containerInfo, ConnectionInfo.Force force = ConnectionInfo.Force.None)
         {
@@ -96,6 +103,7 @@ namespace mRemoteNG.Connection
                 var newProtocol = protocolFactory.CreateProtocol(connectionInfo);
 
                 var connectionPanel = SetConnectionPanel(connectionInfo, force);
+                if (string.IsNullOrEmpty(connectionPanel)) return;
                 var connectionForm = SetConnectionForm(conForm, connectionPanel);
                 var connectionContainer = SetConnectionContainer(connectionInfo, connectionForm);
                 SetConnectionFormEventHandlers(newProtocol, connectionForm);
@@ -117,6 +125,7 @@ namespace mRemoteNG.Connection
                 }
 
                 connectionInfo.OpenConnections.Add(newProtocol);
+                _activeConnections.Add(connectionInfo.ConstantID);
                 FrmMain.Default.SelectedConnection = connectionInfo;
             }
             catch (Exception ex)
@@ -163,6 +172,10 @@ namespace mRemoteNG.Connection
                 {
                     connectionPanel = frmPnl.Panel;
                 }
+                else
+                {
+                    return null;
+                }
             }
             else
             {
@@ -205,7 +218,7 @@ namespace mRemoteNG.Connection
             newProtocol.Closed += ((ConnectionWindow)connectionForm).Prot_Event_Closed;
         }
 
-        private static void SetConnectionEventHandlers(ProtocolBase newProtocol)
+        private void SetConnectionEventHandlers(ProtocolBase newProtocol)
         {
             newProtocol.Disconnected += Prot_Event_Disconnected;
             newProtocol.Connected += Prot_Event_Connected;
@@ -246,7 +259,7 @@ namespace mRemoteNG.Connection
             }
         }
 
-        private static void Prot_Event_Closed(object sender)
+        private void Prot_Event_Closed(object sender)
         {
             try
             {
@@ -262,6 +275,8 @@ namespace mRemoteNG.Connection
 
                 Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, string.Format(Language.strConnenctionClosedByUser, connDetail, prot.InterfaceControl.Info.Protocol, Environment.UserName));
                 prot.InterfaceControl.Info.OpenConnections.Remove(prot);
+                if (_activeConnections.Contains(prot.InterfaceControl.Info.ConstantID))
+                    _activeConnections.Remove(prot.InterfaceControl.Info.ConstantID);
 
                 if (prot.InterfaceControl.Info.PostExtApp == "") return;
                 var extA = Runtime.ExternalToolsService.GetExtAppByName(prot.InterfaceControl.Info.PostExtApp);

mRemoteV1/Connection/ConnectionsService.cs

@@ -4,21 +4,31 @@ using System.Threading;
 using System.Windows.Forms;
 using mRemoteNG.App;
 using mRemoteNG.App.Info;
+using mRemoteNG.Config;
 using mRemoteNG.Config.Connections;
 using mRemoteNG.Config.Connections.Multiuser;
+using mRemoteNG.Config.DataProviders;
 using mRemoteNG.Config.Putty;
+using mRemoteNG.Config.Serializers.MsSql;
 using mRemoteNG.Connection.Protocol;
+using mRemoteNG.Messages;
 using mRemoteNG.Security;
 using mRemoteNG.Tools;
 using mRemoteNG.Tree;
 using mRemoteNG.Tree.Root;
+using mRemoteNG.UI;
 
 namespace mRemoteNG.Connection
 {
-    public class ConnectionsService
+	public class ConnectionsService
     {
         private static readonly object SaveLock = new object();
         private readonly PuttySessionsManager _puttySessionsManager;
+        private readonly IDataProvider<string> _localConnectionPropertiesDataProvider;
+        private readonly LocalConnectionPropertiesXmlSerializer _localConnectionPropertiesSerializer;
+        private bool _batchingSaves = false;
+        private bool _saveRequested = false;
+        private bool _saveAsyncRequested = false;
 
         public bool IsConnectionsFileLoaded { get; set; }
         public bool UsingDatabase { get; private set; }
@@ -27,11 +37,6 @@ namespace mRemoteNG.Connection
         public DateTime LastSqlUpdate { get; set; }
 
         public ConnectionTreeModel ConnectionTreeModel { get; private set; }
-        //public ConnectionTreeModel ConnectionTreeModel
-        //{
-        //    get { return Windows.TreeForm.ConnectionTree.ConnectionTreeModel; }
-        //    set { Windows.TreeForm.ConnectionTree.ConnectionTreeModel = value; }
-        //}
 
         public ConnectionsService(PuttySessionsManager puttySessionsManager)
         {
@@ -39,17 +44,20 @@ namespace mRemoteNG.Connection
                 throw new ArgumentNullException(nameof(puttySessionsManager));
 
             _puttySessionsManager = puttySessionsManager;
+            var path = SettingsFileInfo.SettingsPath;
+            _localConnectionPropertiesDataProvider = new FileDataProvider(Path.Combine(path, "LocalConnectionProperties.xml"));
+            _localConnectionPropertiesSerializer = new LocalConnectionPropertiesXmlSerializer();
         }
 
         public void NewConnectionsFile(string filename)
         {
             try
             {
+                filename.ThrowIfNullOrEmpty(nameof(filename));
                 var newConnectionsModel = new ConnectionTreeModel();
                 newConnectionsModel.AddRootNode(new RootNodeInfo(RootNodeType.Connection));
-                SaveConnections(newConnectionsModel, false, new SaveFilter(), filename);
+                SaveConnections(newConnectionsModel, false, new SaveFilter(), filename, true);
                 LoadConnections(false, false, filename);
-                UpdateCustomConsPathSetting(filename);
             }
             catch (Exception ex)
             {
@@ -79,6 +87,10 @@ namespace mRemoteNG.Connection
                 {
                     newConnectionInfo.Port = uri.Port;
                 }
+
+                if (string.IsNullOrEmpty(newConnectionInfo.Panel))
+                    newConnectionInfo.Panel = Language.strGeneral;
+
                 newConnectionInfo.IsQuickConnect = true;
 
                 return newConnectionInfo;
@@ -97,16 +109,29 @@ namespace mRemoteNG.Connection
         /// <param name="useDatabase"></param>
         /// <param name="import"></param>
         /// <param name="connectionFileName"></param>
-        public ConnectionTreeModel LoadConnections(bool useDatabase, bool import, string connectionFileName)
+        public void LoadConnections(bool useDatabase, bool import, string connectionFileName)
         {
             var oldConnectionTreeModel = ConnectionTreeModel;
             var oldIsUsingDatabaseValue = UsingDatabase;
 
-            var newConnectionTreeModel =
-                (useDatabase
-                    ? new SqlConnectionsLoader().Load()
-                    : new XmlConnectionsLoader(connectionFileName).Load())
-                ?? new ConnectionTreeModel();
+            var connectionLoader = useDatabase
+                ? (IConnectionsLoader)new SqlConnectionsLoader(_localConnectionPropertiesSerializer, _localConnectionPropertiesDataProvider)
+                : new XmlConnectionsLoader(connectionFileName);
+
+            var newConnectionTreeModel = connectionLoader.Load();
+
+            if (useDatabase)
+                LastSqlUpdate = DateTime.Now;
+
+            if (newConnectionTreeModel == null)
+            {
+                DialogFactory.ShowLoadConnectionsFailedDialog(connectionFileName, "Decrypting connection file failed", IsConnectionsFileLoaded);
+                return;
+            }
+
+            IsConnectionsFileLoaded = true;
+            ConnectionFileName = connectionFileName;
+            UsingDatabase = useDatabase;
 
             if (!import)
             {
@@ -114,12 +139,49 @@ namespace mRemoteNG.Connection
                 newConnectionTreeModel.RootNodes.AddRange(_puttySessionsManager.RootPuttySessionsNodes);
             }
 
-            IsConnectionsFileLoaded = true;
-            ConnectionFileName = connectionFileName;
-            UsingDatabase = useDatabase;
             ConnectionTreeModel = newConnectionTreeModel;
+            UpdateCustomConsPathSetting(connectionFileName);
             RaiseConnectionsLoadedEvent(oldConnectionTreeModel, newConnectionTreeModel, oldIsUsingDatabaseValue, useDatabase, connectionFileName);
-            return newConnectionTreeModel;
+            Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, $"Connections loaded using {connectionLoader.GetType().Name}");
+        }
+
+        /// <summary>
+        /// When turned on, calls to <see cref="SaveConnections()"/> or
+        /// <see cref="SaveConnectionsAsync"/> will not immediately execute.
+        /// Instead, they will be deferred until <see cref="EndBatchingSaves"/>
+        /// is called.
+        /// </summary>
+        public void BeginBatchingSaves()
+        {
+            _batchingSaves = true;
+        }
+
+        /// <summary>
+        /// Immediately executes a single <see cref="SaveConnections()"/> or
+        /// <see cref="SaveConnectionsAsync"/> if one has been requested
+        /// since calling <see cref="BeginBatchingSaves"/>.
+        /// </summary>
+        public void EndBatchingSaves()
+        {
+            _batchingSaves = false;
+
+            if (_saveAsyncRequested)
+                SaveConnectionsAsync();
+            else if(_saveRequested)
+                SaveConnections();
+        }
+
+		/// <summary>
+		/// All calls to <see cref="SaveConnections()"/> or <see cref="SaveConnectionsAsync"/>
+		/// will be deferred until the returned <see cref="DisposableAction"/> is disposed.
+		/// Once disposed, this will immediately executes a single <see cref="SaveConnections()"/>
+		/// or <see cref="SaveConnectionsAsync"/> if one has been requested.
+		/// Place this call in a 'using' block to represent a batched saving context.
+		/// </summary>
+		/// <returns></returns>
+		public DisposableAction BatchedSavingContext()
+        {
+			return new DisposableAction(BeginBatchingSaves, EndBatchingSaves);
         }
 
         /// <summary>
@@ -128,8 +190,6 @@ namespace mRemoteNG.Connection
         /// </summary>
         public void SaveConnections()
         {
-            if (!IsConnectionsFileLoaded)
-                return;
             SaveConnections(ConnectionTreeModel, UsingDatabase, new SaveFilter(), ConnectionFileName);
         }
 
@@ -141,19 +201,44 @@ namespace mRemoteNG.Connection
         /// <param name="useDatabase"></param>
         /// <param name="saveFilter"></param>
         /// <param name="connectionFileName"></param>
-        public void SaveConnections(ConnectionTreeModel connectionTreeModel, bool useDatabase, SaveFilter saveFilter, string connectionFileName)
+        /// <param name="forceSave">Bypasses safety checks that prevent saving if a connection file isn't loaded.</param>
+        /// <param name="propertyNameTrigger">
+        /// Optional. The name of the property that triggered
+        /// this save.
+        /// </param>
+        public void SaveConnections(
+            ConnectionTreeModel connectionTreeModel, 
+            bool useDatabase, 
+            SaveFilter saveFilter, 
+            string connectionFileName, 
+            bool forceSave = false,
+            string propertyNameTrigger = "")
         {
-            if (connectionTreeModel == null) return;
+            if (connectionTreeModel == null)
+                return;
+
+            if (!forceSave && !IsConnectionsFileLoaded)
+                return;
+
+            if (_batchingSaves)
+            {
+                _saveRequested = true;
+                return;
+            }
 
             try
             {
+                Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, "Saving connections...");
                 RemoteConnectionsSyncronizer?.Disable();
 
                 var previouslyUsingDatabase = UsingDatabase;
-                if (useDatabase)
-                    new SqlConnectionsSaver(saveFilter).Save(connectionTreeModel);
-                else
-                    new XmlConnectionsSaver(connectionFileName, saveFilter).Save(connectionTreeModel);
+
+                var saver = useDatabase
+                    ? (ISaver<ConnectionTreeModel>)new SqlConnectionsSaver(saveFilter, _localConnectionPropertiesSerializer,
+                        _localConnectionPropertiesDataProvider)
+                    : new XmlConnectionsSaver(connectionFileName, saveFilter);
+
+                saver.Save(connectionTreeModel, propertyNameTrigger);
 
                 if (UsingDatabase)
                     LastSqlUpdate = DateTime.Now;
@@ -161,6 +246,7 @@ namespace mRemoteNG.Connection
                 UsingDatabase = useDatabase;
                 ConnectionFileName = connectionFileName;
                 RaiseConnectionsSavedEvent(connectionTreeModel, previouslyUsingDatabase, UsingDatabase, connectionFileName);
+                Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, "Successfully saved connections");
             }
             catch (Exception ex)
             {
@@ -172,28 +258,49 @@ namespace mRemoteNG.Connection
             }
         }
 
-        public void SaveConnectionsAsync()
+        /// <summary>
+        /// Save the currently loaded connections asynchronously
+        /// </summary>
+        /// <param name="propertyNameTrigger">
+        /// Optional. The name of the property that triggered
+        /// this save.
+        /// </param>
+        public void SaveConnectionsAsync(string propertyNameTrigger = "")
         {
-            var t = new Thread(SaveConnectionsBGd);
+            if (_batchingSaves)
+            {
+                _saveAsyncRequested = true;
+                return;
+            }
+
+            var t = new Thread(() =>
+            {
+                lock (SaveLock)
+                {
+                    SaveConnections(
+                        ConnectionTreeModel, 
+                        UsingDatabase, 
+                        new SaveFilter(), 
+                        ConnectionFileName, 
+                        propertyNameTrigger: propertyNameTrigger);
+                }
+            });
             t.SetApartmentState(ApartmentState.STA);
             t.Start();
         }
 
-        private void SaveConnectionsBGd()
-        {
-            Monitor.Enter(SaveLock);
-            SaveConnections();
-            Monitor.Exit(SaveLock);
-        }
-
         public string GetStartupConnectionFileName()
         {
-            return Settings.Default.LoadConsFromCustomLocation == false ? GetDefaultStartupConnectionFileName() : Settings.Default.CustomConsPath;
+            return Settings.Default.LoadConsFromCustomLocation == false 
+                ? GetDefaultStartupConnectionFileName() 
+                : Settings.Default.CustomConsPath;
         }
 
         public string GetDefaultStartupConnectionFileName()
         {
-            return Runtime.IsPortableEdition ? GetDefaultStartupConnectionFileNamePortableEdition() : GetDefaultStartupConnectionFileNameNormalEdition();
+            return Runtime.IsPortableEdition 
+                ? GetDefaultStartupConnectionFileNamePortableEdition() 
+                : GetDefaultStartupConnectionFileNameNormalEdition();
         }
 
         private void UpdateCustomConsPathSetting(string filename)

mRemoteV1/Connection/DefaultConnectionInfo.cs

@@ -1,35 +1,44 @@
 using System;
-using System.ComponentModel;
+using System.Configuration;
 using mRemoteNG.App;
 
 
 namespace mRemoteNG.Connection
 {
-    public class DefaultConnectionInfo : ConnectionInfo
+	public class DefaultConnectionInfo : ConnectionInfo
     {
         public static DefaultConnectionInfo Instance { get; } = new DefaultConnectionInfo();
-        private readonly string[] _excludedProperties = { "Parent", "Name", "Hostname", "Port", "Inheritance",
-            "OpenConnections", "IsContainer", "IsDefault", "PositionID", "ConstantID", "TreeNode", "IsQuickConnect", "PleaseConnect" };
 
         private DefaultConnectionInfo()
         {
             IsDefault = true;
+	        Inheritance = DefaultConnectionInheritance.Instance;
         }
 
         public void LoadFrom<TSource>(TSource sourceInstance, Func<string, string> propertyNameMutator = null)
         {
-            if (propertyNameMutator == null) propertyNameMutator = a => a;
-            var connectionProperties = GetProperties(_excludedProperties);
+            if (propertyNameMutator == null)
+	            propertyNameMutator = a => a;
+
+            var connectionProperties = GetSerializableProperties();
             foreach (var property in connectionProperties)
             {
                 try
                 {
-                    var propertyFromSource = typeof(TSource).GetProperty(propertyNameMutator(property.Name));
-                    if (propertyFromSource == null) continue;
-                    var valueFromSource = propertyFromSource.GetValue(sourceInstance, null);
-                    var typeConverter = TypeDescriptor.GetConverter(property.PropertyType);
-                    if (typeConverter.CanConvertFrom(valueFromSource.GetType()))
-                        property.SetValue(Instance, typeConverter.ConvertFrom(valueFromSource), null);
+	                var expectedPropertyName = propertyNameMutator(property.Name);
+					var propertyFromSource = typeof(TSource).GetProperty(expectedPropertyName);
+                    if (propertyFromSource == null)
+						throw new SettingsPropertyNotFoundException($"No property with name '{expectedPropertyName}' found.");
+
+					var valueFromSource = propertyFromSource.GetValue(sourceInstance, null);
+                    
+                    if (property.PropertyType.IsEnum)
+                    {
+                        property.SetValue(Instance, Enum.Parse(property.PropertyType, valueFromSource.ToString()), null);
+                        continue;
+                    }
+
+                    property.SetValue(Instance, Convert.ChangeType(valueFromSource, property.PropertyType), null);
                 }
                 catch (Exception ex)
                 {
@@ -40,19 +49,25 @@ namespace mRemoteNG.Connection
 
         public void SaveTo<TDestination>(TDestination destinationInstance, Func<string, string> propertyNameMutator = null)
         {
-            if (propertyNameMutator == null) propertyNameMutator = (a) => a;
-            var inheritanceProperties = GetProperties(_excludedProperties);
-            foreach (var property in inheritanceProperties)
+            if (propertyNameMutator == null)
+	            propertyNameMutator = (a) => a;
+
+            var connectionProperties = GetSerializableProperties();
+
+            foreach (var property in connectionProperties)
             {
                 try
                 {
-                    var propertyFromDestination = typeof(TDestination).GetProperty(propertyNameMutator(property.Name));
-                    var localValue = property.GetValue(Instance, null);
-                    var typeConverter = TypeDescriptor.GetConverter(property.PropertyType);
-                    if (propertyFromDestination != null && !typeConverter.CanConvertTo(propertyFromDestination.PropertyType)) continue;
-                    if (propertyFromDestination == null) continue;
-                    var convertedValue = typeConverter.ConvertTo(localValue, propertyFromDestination.PropertyType);
-                    propertyFromDestination.SetValue(destinationInstance, convertedValue, null);
+	                var expectedPropertyName = propertyNameMutator(property.Name);
+					var propertyFromDestination = typeof(TDestination).GetProperty(expectedPropertyName);
+
+	                if (propertyFromDestination == null)
+		                throw new SettingsPropertyNotFoundException($"No property with name '{expectedPropertyName}' found.");
+
+					// ensure value is of correct type
+	                var value = Convert.ChangeType(property.GetValue(Instance, null), propertyFromDestination.PropertyType);
+
+                    propertyFromDestination.SetValue(destinationInstance, value, null);
                 }
                 catch (Exception ex)
                 {

mRemoteV1/Connection/IConnectionInitiator.cs

@@ -1,9 +1,12 @@
 using mRemoteNG.Container;
+using System.Collections.Generic;
 
 namespace mRemoteNG.Connection
 {
     public interface IConnectionInitiator
     {
+        IEnumerable<string> ActiveConnections { get; }
+
         void OpenConnection(ConnectionInfo connectionInfo);
 
         void OpenConnection(ContainerInfo containerInfo, ConnectionInfo.Force force = ConnectionInfo.Force.None);

mRemoteV1/Connection/Protocol/PuttyBase.cs

@@ -13,7 +13,7 @@ using mRemoteNG.Tools.Cmdline;
 namespace mRemoteNG.Connection.Protocol
 {
 	public class PuttyBase : ProtocolBase
-	{	
+	{
 		private const int IDM_RECONF = 0x50; // PuTTY Settings Menu ID
 	    private bool _isPuttyNg;
 
@@ -42,7 +42,7 @@ namespace mRemoteNG.Connection.Protocol
             Event_Closed(this);
 		}
         #endregion
-				
+
         #region Public Methods
 		public override bool Connect()
 		{
@@ -62,11 +62,11 @@ namespace mRemoteNG.Connection.Protocol
 			    var arguments = new CommandLineArguments {EscapeForShell = false};
 
 			    arguments.Add("-load", InterfaceControl.Info.PuttySession);
-						
+
 				if (!(InterfaceControl.Info is PuttySessionInfo))
 				{
 					arguments.Add("-" + PuttyProtocol);
-							
+
 					if (PuttyProtocol == Putty_Protocol.ssh)
 					{
 						var username = "";
@@ -89,7 +89,7 @@ namespace mRemoteNG.Connection.Protocol
 						            break;
 						    }
 						}
-						
+
 						if (!string.IsNullOrEmpty(InterfaceControl.Info?.Password))
 						{
 							password = InterfaceControl.Info.Password;
@@ -102,9 +102,9 @@ namespace mRemoteNG.Connection.Protocol
                                 password = cryptographyProvider.Decrypt(Settings.Default.DefaultPassword, Runtime.EncryptionKey);
 							}
 						}
-						
+
 						arguments.Add("-" + (int)PuttySSHVersion);
-								
+
 						if (((int)Force & (int)ConnectionInfo.Force.NoCredentials) != (int)ConnectionInfo.Force.NoCredentials)
 						{
 							if (!string.IsNullOrEmpty(username))
@@ -117,24 +117,24 @@ namespace mRemoteNG.Connection.Protocol
 							}
 						}
 					}
-							
+
 					arguments.Add("-P", InterfaceControl.Info.Port.ToString());
 					arguments.Add(InterfaceControl.Info.Hostname);
 				}
-						
+
 				if (_isPuttyNg)
 				{
 					arguments.Add("-hwndparent", InterfaceControl.Handle.ToString());
 				}
-						
+
 				PuttyProcess.StartInfo.Arguments = arguments.ToString();
-						
+
 				PuttyProcess.EnableRaisingEvents = true;
 				PuttyProcess.Exited += ProcessExited;
-						
+
 				PuttyProcess.Start();
 				PuttyProcess.WaitForInputIdle(Settings.Default.MaxPuttyWaitTime * 1000);
-						
+
 				var startTicks = Environment.TickCount;
 				while (PuttyHandle.ToInt32() == 0 & Environment.TickCount < startTicks + Settings.Default.MaxPuttyWaitTime * 1000)
 				{
@@ -153,17 +153,17 @@ namespace mRemoteNG.Connection.Protocol
 						Thread.Sleep(0);
 					}
 				}
-						
+
 				if (!_isPuttyNg)
 				{
 					NativeMethods.SetParent(PuttyHandle, InterfaceControl.Handle);
 				}
-						
+
 				Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, Language.strPuttyStuff, true);
 				Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, string.Format(Language.strPuttyHandle, PuttyHandle), true);
 				Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, string.Format(Language.strPuttyTitle, PuttyProcess.MainWindowTitle), true);
 				Runtime.MessageCollector.AddMessage(MessageClass.InformationMsg, string.Format(Language.strPuttyParentHandle, InterfaceControl.Parent.Handle), true);
-						
+
 				Resize(this, new EventArgs());
 				base.Connect();
 				return true;
@@ -174,7 +174,7 @@ namespace mRemoteNG.Connection.Protocol
 				return false;
 			}
 		}
-				
+
 		public override void Focus()
 		{
 			try
@@ -190,7 +190,7 @@ namespace mRemoteNG.Connection.Protocol
 				Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, Language.strPuttyFocusFailed + Environment.NewLine + ex.Message, true);
 			}
 		}
-				
+
 		public override void Resize(object sender, EventArgs e)
 		{
 			try
@@ -199,14 +199,29 @@ namespace mRemoteNG.Connection.Protocol
 				{
 					return;
 				}
-                NativeMethods.MoveWindow(PuttyHandle, -SystemInformation.FrameBorderSize.Width, -(SystemInformation.CaptionHeight + SystemInformation.FrameBorderSize.Height), InterfaceControl.Width + SystemInformation.FrameBorderSize.Width * 2, InterfaceControl.Height + SystemInformation.CaptionHeight + SystemInformation.FrameBorderSize.Height * 2, true);
-			}
+
+                if (_isPuttyNg)
+                {
+                    // PuTTYNG 0.70.0.1 and later doesn't have any window borders
+                    NativeMethods.MoveWindow(PuttyHandle, 0, 0, InterfaceControl.Width, InterfaceControl.Height, true);
+                }
+                else
+                {
+                    var left = -(SystemInformation.FrameBorderSize.Width + SystemInformation.HorizontalResizeBorderThickness);
+                    var top = -(SystemInformation.CaptionHeight + SystemInformation.FrameBorderSize.Height + SystemInformation.VerticalResizeBorderThickness);
+                    var width = InterfaceControl.Width + (SystemInformation.FrameBorderSize.Width + SystemInformation.HorizontalResizeBorderThickness) * 2;
+                    var height = InterfaceControl.Height + SystemInformation.CaptionHeight + (SystemInformation.FrameBorderSize.Height +
+                                  SystemInformation.VerticalResizeBorderThickness) * 2;
+
+                    NativeMethods.MoveWindow(PuttyHandle, left, top, width, height, true);
+                }
+            }
 			catch (Exception ex)
 			{
 				Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, Language.strPuttyResizeFailed + Environment.NewLine + ex.Message, true);
 			}
 		}
-				
+
 		public override void Close()
 		{
 			try
@@ -220,7 +235,7 @@ namespace mRemoteNG.Connection.Protocol
 			{
 				Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, Language.strPuttyKillFailed + Environment.NewLine + ex.Message, true);
 			}
-					
+
 			try
 			{
 				PuttyProcess.Dispose();
@@ -229,10 +244,10 @@ namespace mRemoteNG.Connection.Protocol
 			{
 				Runtime.MessageCollector.AddMessage(MessageClass.ErrorMsg, Language.strPuttyDisposeFailed + Environment.NewLine + ex.Message, true);
 			}
-					
+
 			base.Close();
 		}
-				
+
 		public void ShowSettingsDialog()
 		{
 			try
@@ -246,7 +261,7 @@ namespace mRemoteNG.Connection.Protocol
 			}
 		}
         #endregion
-				
+
         #region Enums
 
 	    protected enum Putty_Protocol

mRemoteV1/Connection/Protocol/RDP/RdpProtocol.cs

@@ -316,10 +316,19 @@ namespace mRemoteNG.Connection.Protocol.RDP
 				return;
 			}
 
-		    var size = !Fullscreen ? Control.Size : Screen.FromControl(Control).Bounds.Size;
+		    try
+		    {
+                Runtime.MessageCollector.AddMessage(MessageClass.DebugMsg, $"Resizing RDP connection to host '{_connectionInfo.Hostname}'");
+		        var size = !Fullscreen ? Control.Size : Screen.FromControl(Control).Bounds.Size;
 
-            IMsRdpClient8 msRdpClient8 = _rdpClient;
-			msRdpClient8.Reconnect((uint)size.Width, (uint)size.Height);
+                IMsRdpClient8 msRdpClient8 = _rdpClient;
+			    msRdpClient8.Reconnect((uint)size.Width, (uint)size.Height);
+		    }
+		    catch (Exception ex)
+		    {
+                Runtime.MessageCollector.AddExceptionMessage(string.Format(Language.ChangeConnectionResolutionError, _connectionInfo.Hostname),
+                    ex, MessageClass.WarningMsg, false);
+		    }
 		}
 				
 		private void SetRdGateway()
@@ -916,17 +925,25 @@ namespace mRemoteNG.Connection.Protocol.RDP
         #region Reconnect Stuff
 		public void tmrReconnect_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
 		{
-			var srvReady = PortScanner.IsPortOpen(_connectionInfo.Hostname, Convert.ToString(_connectionInfo.Port));
+		    try
+		    {
+			    var srvReady = PortScanner.IsPortOpen(_connectionInfo.Hostname, Convert.ToString(_connectionInfo.Port));
 					
-			ReconnectGroup.ServerReady = srvReady;
+			    ReconnectGroup.ServerReady = srvReady;
 					
-			if (ReconnectGroup.ReconnectWhenReady && srvReady)
-			{
-				tmrReconnect.Enabled = false;
-				ReconnectGroup.DisposeReconnectGroup();
-				//SetProps()
-				_rdpClient.Connect();
-			}
+			    if (ReconnectGroup.ReconnectWhenReady && srvReady)
+			    {
+				    tmrReconnect.Enabled = false;
+				    ReconnectGroup.DisposeReconnectGroup();
+				    //SetProps()
+				    _rdpClient.Connect();
+			    }
+		    }
+		    catch (Exception ex)
+		    {
+                Runtime.MessageCollector.AddExceptionMessage(string.Format(Language.AutomaticReconnectError, _connectionInfo.Hostname),
+                    ex, MessageClass.WarningMsg, false);
+		    }
 		}
         #endregion
 	}

mRemoteV1/Connection/WebHelper.cs

@@ -13,6 +13,8 @@ namespace mRemoteNG.Connection
             connectionInfo.Hostname = url;
             connectionInfo.Protocol = url.StartsWith("https:") ? ProtocolType.HTTPS : ProtocolType.HTTP;
             connectionInfo.SetDefaultPort();
+            if (string.IsNullOrEmpty(connectionInfo.Panel))
+                connectionInfo.Panel = Language.strGeneral;
             connectionInfo.IsQuickConnect = true;
             var connectionInitiator = new ConnectionInitiator();
             connectionInitiator.OpenConnection(connectionInfo, ConnectionInfo.Force.DoNotJump);

mRemoteV1/Container/ContainerInfo.cs

@@ -12,13 +12,19 @@ namespace mRemoteNG.Container
 	[DefaultProperty("Name")]
     public class ContainerInfo : ConnectionInfo, INotifyCollectionChanged
 	{
-        [Browsable(false)]
+	    private bool _isExpanded;
+
+	    [Browsable(false)]
         public List<ConnectionInfo> Children { get; } = new List<ConnectionInfo>();
 
-        [Category(""), Browsable(false), ReadOnly(false), Bindable(false), DefaultValue(""), DesignOnly(false)]
-        public bool IsExpanded { get; set; }
+	    [Category(""), Browsable(false), ReadOnly(false), Bindable(false), DefaultValue(""), DesignOnly(false)]
+	    public bool IsExpanded
+	    {
+	        get => _isExpanded;
+	        set => SetField(ref _isExpanded, value, "IsExpanded");
+	    }
 
-        [Browsable(false)]
+	    [Browsable(false)]
 	    public override bool IsContainer { get { return true; } set {} }
 
 	    public ContainerInfo(string uniqueId)
@@ -63,7 +69,7 @@ namespace mRemoteNG.Container
             AddChildAt(newChildItem, newChildIndex);
         }
 
-        public void AddChildAt(ConnectionInfo newChildItem, int index)
+        public virtual void AddChildAt(ConnectionInfo newChildItem, int index)
         {
             if (Children.Contains(newChildItem)) return;
             newChildItem.Parent?.RemoveChild(newChildItem);
@@ -81,7 +87,7 @@ namespace mRemoteNG.Container
             }
         }
 
-        public void RemoveChild(ConnectionInfo removalTarget)
+        public virtual void RemoveChild(ConnectionInfo removalTarget)
         {
             if (!Children.Contains(removalTarget)) return;
             removalTarget.Parent = null;