carstenschaefer · matzefriedrich · Nov 13, 2025 · Nov 11, 2025 · Nov 11, 2025 · Nov 11, 2025
diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
@@ -2,30 +2,28 @@ name: .NET Core Desktop
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ["main"]
   pull_request:
-    branches: [ "main" ]
+    branches: ["main"]
 
 jobs:
-
   build:
-
-    runs-on: windows-latest  # For a list of available runner types, refer to
-                             # https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idruns-on
+    runs-on: windows-latest
 
     steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-      with:
-        fetch-depth: 0
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
-    - name: Install .NET Core
-      uses: actions/setup-dotnet@v4
-      with:
-        dotnet-version: 8.0.x
+      - name: Install .NET 9
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: 9.0.x
+          # cache: true
 
-    - name: Execute unit tests
-      run: |
-        cd sourcecodes
-        dotnet build --configuration Release
-        dotnet test ./FolderSecurityViewer.sln --framework net8.0-windows --configuration Release
+      - name: Execute unit tests
+        run: |
+          cd sourcecodes
+          dotnet build --configuration Release
+          dotnet test ./FolderSecurityViewer.sln --framework net9.0-windows --configuration Release
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v2.9.0-beta.1] - 2025-11-13
+
+This release upgrades the entire solution to .NET 9.0, bringing performance improvements and access to the latest framework features. All dependencies have been updated.
+
+### Changed
+
+- Changed the target framework to .NET 9.0 across all projects [#12](https://github.com/carstenschaefer/FolderSecurityViewer/pull/12)
+- Updated GitHub Actions workflow to use .NET 9.0 [#12](https://github.com/carstenschaefer/FolderSecurityViewer/pull/12)
+- Updated all NuGet packages in the whole solution [#12](https://github.com/carstenschaefer/FolderSecurityViewer/pull/12)
+- Updated test framework target from net8.0-windows to net9.0-windows [#12](https://github.com/carstenschaefer/FolderSecurityViewer/pull/12)
+- Migrated unit tests from xUnit to MSTest framework with improved assertions [#12](https://github.com/carstenschaefer/FolderSecurityViewer/pull/12)
+
 ## [v2.8.1-beta.1] - 2024-08-24
 
 ### Changed

diff --git a/README.md b/README.md
@@ -53,13 +53,16 @@ If you want to automate your NTFS permissions reporting, you can use the Command
 
 The application can be compiled on Windows, and depends on the following Frameworks and utilities:
 
-* .NET Framework 8.0 SDK
-* Optional: Visual Studio 2022
-* MSBuild version 17.9.8 or above
+* .NET Framework 9.0 SDK
+* Optional: Visual Studio 2026
 
 ### Platform compatibility
 
-Ensure your target platform is supported by .NET 8; check the supported OS versions in the  [.NET 8 Release Notes](https://github.com/dotnet/core/blob/main/release-notes/8.0/supported-os.md#net-8---supported-os-versions). If you need a build compatible with Windows 7 or 8, please refer to version [v2.7.0-beta.1](https://github.com/carstenschaefer/FolderSecurityViewer/releases/tag/v2.7.0-beta.1), which depends on .NET Framework 4.7 and Visual Studio.
+Ensure your target platform is supported by .NET 9; check the supported OS versions in the  [.NET 9 Release Notes](https://github.com/dotnet/core/blob/main/release-notes/9.0/supported-os.md).
+
+* If you need a built targeting .NET 8, please refer to version [v2.8.1-beta.1](https://github.com/carstenschaefer/FolderSecurityViewer/releases/tag/v2.8.1-beta.1).
+
+* If you need a build compatible with Windows 7 or 8, please refer to version [v2.7.0-beta.1](https://github.com/carstenschaefer/FolderSecurityViewer/releases/tag/v2.7.0-beta.1), which depends on .NET Framework 4.7 and Visual Studio.
 
 
 ### Build
@@ -73,8 +76,8 @@ $ dotnet build ./FolderSecurityViewer.sln --configuration Release
 
 ````bash
 $ dotnet clean && dotnet build
-$ dotnet test --framework net8.0-windows
+$ dotnet test --framework net9.0-windows
 ````
 
 
-Copyright (C) 2015 - 2024 by Carsten SchÃ¤fer, Matthias Friedrich, and Ritesh Gite
+Copyright (C) 2015 - 2025 by Carsten SchÃ¤fer, Matthias Friedrich, and Ritesh Gite
diff --git a/...toryServices.TestAbstractionLayer/FSV.ActiveDirectoryServices.TestAbstractionLayer.csproj b/...toryServices.TestAbstractionLayer/FSV.ActiveDirectoryServices.TestAbstractionLayer.csproj
@@ -1,14 +1,14 @@
 ï»¿<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <OutputType>Library</OutputType>
     <LangVersion>latest</LangVersion>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
   </PropertyGroup>
   <PropertyGroup>
     <AssemblyTitle>FSV.ActiveDirectoryServices.TestAbstractionLayer</AssemblyTitle>
     <Product>FSV.ActiveDirectoryServices.TestAbstractionLayer</Product>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <AssemblyVersion>1.0.0.0</AssemblyVersion>
     <FileVersion>1.0.0.0</FileVersion>
   </PropertyGroup>
@@ -17,7 +17,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="YamlDotNet">
-      <Version>16.0.0</Version>
+      <Version>16.3.0</Version>
     </PackageReference>
   </ItemGroup>
 </Project>
diff --git a/sourcecodes/FSV.AdServices.Abstractions/FSV.AdServices.Abstractions.csproj b/sourcecodes/FSV.AdServices.Abstractions/FSV.AdServices.Abstractions.csproj
@@ -1,17 +1,17 @@
 ï»¿<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <OutputType>Library</OutputType>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>
   <PropertyGroup>
     <AssemblyTitle>FSV.AdServices.Abstractions</AssemblyTitle>
-    <AssemblyVersion>2.8.1</AssemblyVersion>
+    <AssemblyVersion>2.9.0</AssemblyVersion>
     <Company>G-TAC Software UG, Katzweiler, Germany</Company>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <Description>Part of G-TAC's NTFS Permissions Reporter "FolderSecurityViewer"</Description>
-    <FileVersion>2.8.1</FileVersion>
+    <FileVersion>2.9.0</FileVersion>
     <NeutralLanguage>en</NeutralLanguage>
     <Product>FolderSecurityViewer</Product>
   </PropertyGroup>

diff --git a/sourcecodes/FSV.AdServices.UnitTest/ActiveDirectoryLdapUtilityTest.cs b/sourcecodes/FSV.AdServices.UnitTest/ActiveDirectoryLdapUtilityTest.cs
@@ -1,4 +1,4 @@
-ï»¿// FolderSecurityViewer is an easy-to-use NTFS permissions tool that helps you effectively trace down all security owners of your data.
+// FolderSecurityViewer is an easy-to-use NTFS permissions tool that helps you effectively trace down all security owners of your data.
 // Copyright (C) 2015 - 2024  Carsten SchÃ¤fer, Matthias Friedrich, and Ritesh Gite
 // 
 // This program is free software: you can redistribute it and/or modify
@@ -32,8 +32,8 @@ public void ActiveDirectoryLdapUtility_GetDnElementListFromLdapPath_Test()
 
             // Assert
             Assert.IsNotNull(actual);
-            Assert.AreEqual(3, actual.Length);
-            Assert.AreEqual(actual[0], "DN=Users");
+            Assert.HasCount(3, actual);
+            Assert.AreEqual("DN=Users", actual[0]);
         }
     }
 }
diff --git a/sourcecodes/FSV.AdServices.UnitTest/FSV.AdServices.UnitTest.csproj b/sourcecodes/FSV.AdServices.UnitTest/FSV.AdServices.UnitTest.csproj
@@ -1,6 +1,6 @@
 ï»¿<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <LangVersion>latest</LangVersion>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <IsPackable>false</IsPackable>
@@ -10,21 +10,21 @@
     <AnalysisLevel>none</AnalysisLevel>
     <AssemblyTitle>FSV.AdServices.UnitTest</AssemblyTitle>
     <AssemblyVersion>1.0.0.0</AssemblyVersion>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <FileVersion>1.0.0.0</FileVersion>
     <Product>FSV.AdServices.UnitTest</Product>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0"/>
-    <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.5.0" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.5.0" />
-    <PackageReference Include="System.DirectoryServices.AccountManagement" Version="8.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+    <PackageReference Include="Moq" Version="4.20.72" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.0.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.0.2" />
+    <PackageReference Include="System.DirectoryServices.AccountManagement" Version="10.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\FSV.ActiveDirectoryServices.TestAbstractionLayer\FSV.ActiveDirectoryServices.TestAbstractionLayer.csproj" />

diff --git a/sourcecodes/FSV.AdServices/FSV.AdServices.csproj b/sourcecodes/FSV.AdServices/FSV.AdServices.csproj
@@ -1,6 +1,6 @@
 ï»¿<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <OutputType>Library</OutputType>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
   </PropertyGroup>
@@ -14,11 +14,11 @@
   <PropertyGroup>
     <AnalysisLevel>none</AnalysisLevel>
     <AssemblyTitle>FSV.AdServices</AssemblyTitle>
-    <AssemblyVersion>2.8.1</AssemblyVersion>
+    <AssemblyVersion>2.9.0</AssemblyVersion>
     <Company>G-TAC Software UG, Katzweiler, Germany</Company>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <Description>Part of G-TAC's NTFS Permissions Reporter "FolderSecurityViewer"</Description>
-    <FileVersion>2.8.1</FileVersion>
+    <FileVersion>2.9.0</FileVersion>
     <NeutralLanguage>en</NeutralLanguage>
     <Product>FolderSecurityViewer</Product>
   </PropertyGroup>
@@ -33,11 +33,11 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="JetBrains.Annotations">
-      <Version>2024.2.0</Version>
+      <Version>2025.2.2</Version>
     </PackageReference>
     <PackageReference Include="System.Data.DataSetExtensions" Version="4.5.0" />
-    <PackageReference Include="System.DirectoryServices" Version="8.0.0" />
-    <PackageReference Include="System.DirectoryServices.AccountManagement" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
+    <PackageReference Include="System.DirectoryServices" Version="10.0.0" />
+    <PackageReference Include="System.DirectoryServices.AccountManagement" Version="10.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.0" />
   </ItemGroup>
 </Project>
diff --git a/sourcecodes/FSV.Business.UnitTest/FSV.Business.UnitTest.csproj b/sourcecodes/FSV.Business.UnitTest/FSV.Business.UnitTest.csproj
@@ -3,21 +3,24 @@
     <AnalysisLevel>none</AnalysisLevel>
     <AssemblyTitle>FSV.Business.UnitTest</AssemblyTitle>
     <AssemblyVersion>1.0.0.0</AssemblyVersion>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <FileVersion>1.0.0.0</FileVersion>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <IsPackable>false</IsPackable>
     <IsTestProject>true</IsTestProject>
     <LangVersion>latest</LangVersion>
     <OutputType>Library</OutputType>
     <Product>FSV.Business.UnitTest</Product>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="xunit" Version="2.9.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+    <PackageReference Include="Moq" Version="4.20.72" />
+    <PackageReference Include="xunit" Version="2.9.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\FSV.AdServices\FSV.AdServices.csproj" />

diff --git a/sourcecodes/FSV.Business/FSV.Business.csproj b/sourcecodes/FSV.Business/FSV.Business.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <OutputType>Library</OutputType>
     <SolutionDir Condition="$(SolutionDir) == '' Or $(SolutionDir) == '*Undefined*'">..\</SolutionDir>
     <RestorePackages>true</RestorePackages>
@@ -9,11 +9,11 @@
   </PropertyGroup>
   <PropertyGroup>
     <AssemblyTitle>FSV.Business</AssemblyTitle>
-    <AssemblyVersion>2.8.1</AssemblyVersion>
+    <AssemblyVersion>2.9.0</AssemblyVersion>
     <Company>G-TAC Software UG, Katzweiler, Germany</Company>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <Description>Part of G-TAC's NTFS Permissions Reporter "FolderSecurityViewer"</Description>
-    <FileVersion>2.8.1</FileVersion>
+    <FileVersion>2.9.0</FileVersion>
     <NeutralLanguage>en</NeutralLanguage>
     <Product>FolderSecurityViewer</Product>
   </PropertyGroup>
@@ -55,7 +55,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="System.Data.DataSetExtensions" Version="4.5.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.0" />
   </ItemGroup>
 </Project>
diff --git a/sourcecodes/FSV.Configuration.Abstractions/FSV.Configuration.Abstractions.csproj b/sourcecodes/FSV.Configuration.Abstractions/FSV.Configuration.Abstractions.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <AssemblyVersion>2.8.1</AssemblyVersion>
+    <AssemblyVersion>2.9.0</AssemblyVersion>
     <Company>G-TAC Software UG, Katzweiler, Germany</Company>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <Description>Part of G-TAC's NTFS Permissions Reporter "FolderSecurityViewer"</Description>
-    <FileVersion>2.8.1</FileVersion>
+    <FileVersion>2.9.0</FileVersion>
     <NeutralLanguage>en</NeutralLanguage>
     <Product>FolderSecurityViewer</Product>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Version>2.4.1</Version>
   </PropertyGroup>
 </Project>
diff --git a/sourcecodes/FSV.Configuration.UnitTest/ConfigurationManagerTest.cs b/sourcecodes/FSV.Configuration.UnitTest/ConfigurationManagerTest.cs
@@ -1,5 +1,5 @@
 // FolderSecurityViewer is an easy-to-use NTFS permissions tool that helps you effectively trace down all security owners of your data.
-// Copyright (C) 2015 - 2024  Carsten Schäfer, Matthias Friedrich, and Ritesh Gite
+// Copyright (C) 2015 - 2024  Carsten SchÃ¤fer, Matthias Friedrich, and Ritesh Gite
 // 
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU Affero General Public License as
@@ -55,7 +55,7 @@ void Act()
             }
 
             // Assert
-            Assert.ThrowsException<ConfigurationException>(Act);
+            Assert.Throws<ConfigurationException>(Act);
         }
     }
 }
diff --git a/sourcecodes/FSV.Configuration.UnitTest/FSV.Configuration.UnitTest.csproj b/sourcecodes/FSV.Configuration.UnitTest/FSV.Configuration.UnitTest.csproj
@@ -1,6 +1,6 @@
 ï»¿<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFramework>net8.0-windows</TargetFramework>
+    <TargetFramework>net9.0-windows</TargetFramework>
     <LangVersion>default</LangVersion>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <IsPackable>false</IsPackable>
@@ -9,7 +9,7 @@
   <PropertyGroup>
     <AssemblyTitle>FSV.Configuration.UnitTest</AssemblyTitle>
     <AssemblyVersion>1.0.0.0</AssemblyVersion>
-    <Copyright>Copyright Â© 2015 - 2024 G-TAC Software UG</Copyright>
+    <Copyright>Copyright Â© 2015 - 2025 G-TAC Software UG</Copyright>
     <FileVersion>1.0.0.0</FileVersion>
     <Product>FSV.Configuration.UnitTest</Product>
   </PropertyGroup>
@@ -20,9 +20,9 @@
     <ProjectReference Include="..\FSV.Extensions.Logging\FSV.Extensions.Logging.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="Moq" Version="4.20.70" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.5.0" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+    <PackageReference Include="Moq" Version="4.20.72" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.0.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.0.2" />
   </ItemGroup>
 </Project>