diff --git a/.github/workflows/CodeQuality.yml b/.github/workflows/CodeQuality.yml
index de987574..e695af8e 100644
--- a/.github/workflows/CodeQuality.yml
+++ b/.github/workflows/CodeQuality.yml
@@ -47,7 +47,7 @@ jobs:
       - name: Setup dotnet
         uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: '8.0.x'
+          dotnet-version: '9.0.x'
 
       - name: add Starion GitHub nuget feed
         run: dotnet nuget add source https://nuget.pkg.github.com/STARIONGROUP/index.json -n GHRHEA -u gh -p ${{ secrets.GH_PR_TOKEN }} --store-password-in-clear-text
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 6a0fcb9b..17619150 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -31,7 +31,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 9.0.x
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/nuget-reference-check.yml b/.github/workflows/nuget-reference-check.yml
index ba60cf8f..a759cf6c 100644
--- a/.github/workflows/nuget-reference-check.yml
+++ b/.github/workflows/nuget-reference-check.yml
@@ -20,7 +20,7 @@ jobs:
     - name: Setup .NET Environment
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 9.0.x
 
     - name: add Starion GitHub nuget feed
       run: dotnet nuget add source https://nuget.pkg.github.com/STARIONGROUP/index.json -n GHRHEA -u gh -p ${{ secrets.GH_PR_TOKEN }} --store-password-in-clear-text
diff --git a/CDP4Authentication.Tests/CDP4Authentication.Tests.csproj b/CDP4Authentication.Tests/CDP4Authentication.Tests.csproj
index 6653eff0..58ca9c7b 100644
--- a/CDP4Authentication.Tests/CDP4Authentication.Tests.csproj
+++ b/CDP4Authentication.Tests/CDP4Authentication.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4Authentication.Tests</Title>
     <Description>CDP4-COMET Data-Model Object Relational Mapping</Description>
@@ -12,20 +12,20 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="NUnit" Version="4.2.2" />
-    <PackageReference Include="NUnit.Console" Version="3.18.3" />
+    <PackageReference Include="NUnit" Version="4.3.2" />
+    <PackageReference Include="NUnit.Console" Version="3.19.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0">
        <PrivateAssets>all</PrivateAssets>
        <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
 
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="6.0.4">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/CDP4Authentication/CDP4Authentication.csproj b/CDP4Authentication/CDP4Authentication.csproj
index e7c72d4f..afaa8235 100644
--- a/CDP4Authentication/CDP4Authentication.csproj
+++ b/CDP4Authentication/CDP4Authentication.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4Authentication-CE</Title>
-    <Version>8.0.0</Version>
+    <Version>9.0.0</Version>
     <Description>CDP4-COMET Library to support the implementation of authentication</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <Authors>Sam Gerené, Alex Vorobiev, Alexander van Delft</Authors>
diff --git a/CDP4DatabaseAuthentication/CDP4DatabaseAuthentication.csproj b/CDP4DatabaseAuthentication/CDP4DatabaseAuthentication.csproj
index fb44cbef..e5ec58d0 100644
--- a/CDP4DatabaseAuthentication/CDP4DatabaseAuthentication.csproj
+++ b/CDP4DatabaseAuthentication/CDP4DatabaseAuthentication.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4DatabaseAuthentication-CE</Title>
-    <Version>8.0.0</Version>
+    <Version>9.0.0</Version>
     <Description>CDP4-COMET Database authentication</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <Authors>Sam Gerené, Alex Vorobiev, Alexander van Delft</Authors>
diff --git a/CDP4Orm.Tests/CDP4Orm.Tests.csproj b/CDP4Orm.Tests/CDP4Orm.Tests.csproj
index 21489033..f716eb28 100644
--- a/CDP4Orm.Tests/CDP4Orm.Tests.csproj
+++ b/CDP4Orm.Tests/CDP4Orm.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4Orm-CE.Tests</Title>
     <Description>CDP4-COMET Data-Model Object Relational Mapping</Description>
@@ -12,20 +12,20 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="NUnit" Version="4.2.2" />
-    <PackageReference Include="NUnit.Console" Version="3.18.3" />
+    <PackageReference Include="NUnit" Version="4.3.2" />
+    <PackageReference Include="NUnit.Console" Version="3.19.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
 
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="6.0.4">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/CDP4Orm/CDP4Orm.csproj b/CDP4Orm/CDP4Orm.csproj
index 79a49845..f79a8e40 100644
--- a/CDP4Orm/CDP4Orm.csproj
+++ b/CDP4Orm/CDP4Orm.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4Orm-CE</Title>
-    <Version>8.0.2</Version>
+    <Version>9.0.0</Version>
     <Description>CDP4-COMET Data-Model Object Relational Mapping</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <Authors>Sam Gerené, Alex Vorobiev, Alexander van Delft</Authors>
@@ -80,9 +80,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="CDP4JsonSerializer-CE" Version="27.3.5" />
-    <PackageReference Include="Npgsql" Version="8.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.2" />
+    <PackageReference Include="CDP4JsonSerializer-CE" Version="27.4.1" />
+    <PackageReference Include="Npgsql" Version="9.0.2" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.1" />
   </ItemGroup>
 
     <ItemGroup Label="override transitive vulnerable dependency">
diff --git a/CDP4WspDatabaseAuthentication.Tests/CDP4WspDatabaseAuthentication.Tests.csproj b/CDP4WspDatabaseAuthentication.Tests/CDP4WspDatabaseAuthentication.Tests.csproj
index 7dbd3fac..8b80be47 100644
--- a/CDP4WspDatabaseAuthentication.Tests/CDP4WspDatabaseAuthentication.Tests.csproj
+++ b/CDP4WspDatabaseAuthentication.Tests/CDP4WspDatabaseAuthentication.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4WspDatabaseAuthentication.Tests</Title>
     <Description>CDP4-COMET WSP Database authentication Tests</Description>
@@ -12,19 +12,19 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="NUnit" Version="4.2.2" />
-    <PackageReference Include="NUnit.Console" Version="3.18.3" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+    <PackageReference Include="NUnit" Version="4.3.2" />
+    <PackageReference Include="NUnit.Console" Version="3.19.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
 
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="6.0.4">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/CDP4WspDatabaseAuthentication/CDP4WspDatabaseAuthentication.csproj b/CDP4WspDatabaseAuthentication/CDP4WspDatabaseAuthentication.csproj
index 01922523..f9f6be41 100644
--- a/CDP4WspDatabaseAuthentication/CDP4WspDatabaseAuthentication.csproj
+++ b/CDP4WspDatabaseAuthentication/CDP4WspDatabaseAuthentication.csproj
@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CDP4WspDatabaseAuthentication-CE</Title>
-    <Version>8.0.0</Version>
+    <Version>9.0.0</Version>
     <Description>CDP4-COMET WSP Database authentication</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <Authors>Sam Gerené, Alex Vorobiev, Alexander van Delft</Authors>
diff --git a/CometServer.Tests/CometServer.Tests.csproj b/CometServer.Tests/CometServer.Tests.csproj
index bd77eb11..1c3be665 100644
--- a/CometServer.Tests/CometServer.Tests.csproj
+++ b/CometServer.Tests/CometServer.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CometServer-CE.Tests</Title>
     <Description>Unit tests Library for the Comet Server</Description>
@@ -12,20 +12,20 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.10" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="9.0.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="nunit" Version="4.2.2" />
+    <PackageReference Include="nunit" Version="4.3.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
 
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="6.0.4">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/CometServer/CometServer.csproj b/CometServer/CometServer.csproj
index ba70a37b..fe3ced38 100644
--- a/CometServer/CometServer.csproj
+++ b/CometServer/CometServer.csproj
@@ -1,9 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>CometServer-CE</Title>
-    <Version>8.0.2</Version>
+    <Version>9.0.0</Version>
     <Description>CDP4-COMET Services API</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <PackageLicenseExpression>AGPL-3.0-only</PackageLicenseExpression>
@@ -18,30 +18,30 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Autofac.Extensions.DependencyInjection" Version="9.0.0" />
-    <PackageReference Include="Carter" Version="8.2.1" />
-    <PackageReference Include="CDP4MessagePackSerializer-CE" Version="27.3.5" />
-    <PackageReference Include="CDP4ServicesMessaging-CE" Version="27.3.5" />
-    <PackageReference Include="FluentValidation" Version="11.10.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.Negotiate" Version="8.0.10" />
-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="8.0.1" />
-    <PackageReference Include="Hangfire.Core" Version="1.8.14" />
-    <PackageReference Include="Hangfire.AspNetCore" Version="1.8.14" />
-    <PackageReference Include="HangFire.Autofac" Version="2.6.0" />
+    <PackageReference Include="Carter" Version="9.0.0" />
+    <PackageReference Include="CDP4MessagePackSerializer-CE" Version="27.4.1" />
+    <PackageReference Include="CDP4ServicesMessaging-CE" Version="27.4.1" />
+    <PackageReference Include="FluentValidation" Version="11.11.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.Negotiate" Version="9.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.1" />
+    <PackageReference Include="Hangfire.Core" Version="1.8.17" />
+    <PackageReference Include="Hangfire.AspNetCore" Version="1.8.17" />
+    <PackageReference Include="HangFire.Autofac" Version="2.7.0" />
     <PackageReference Include="Hangfire.MemoryStorage" Version="1.8.1.1" />
     <PackageReference Include="prometheus-net.AspNetCore" Version="8.2.1" />
-    <PackageReference Include="Serilog.AspNetCore" Version="8.0.3" />
+    <PackageReference Include="Serilog.AspNetCore" Version="9.0.0" />
     <PackageReference Include="Serilog.Enrichers.Environment" Version="3.0.1" />
     <PackageReference Include="Serilog.Enrichers.Process" Version="3.0.0" />
     <PackageReference Include="Serilog.Enrichers.Thread" Version="4.0.0" />
-    <PackageReference Include="Serilog.Sinks.Async" Version="2.0.0" />
+    <PackageReference Include="Serilog.Sinks.Async" Version="2.1.0" />
     <PackageReference Include="Serilog.Sinks.Grafana.Loki" Version="8.3.0" />
     <PackageReference Include="SharpZipLib" Version="1.4.2" />
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.1" />
-    <PackageReference Include="System.Resources.Extensions" Version="8.0.0" />
-    <PackageReference Include="MailKit" Version="4.8.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="9.0.1" />
+    <PackageReference Include="System.Resources.Extensions" Version="9.0.1" />
+    <PackageReference Include="MailKit" Version="4.9.0" />
   </ItemGroup>
   <ItemGroup Label="Transitive Dependency overrides">
-      <PackageReference Include="System.Text.Json" Version="8.0.5" />
+      <PackageReference Include="System.Text.Json" Version="9.0.1" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\CDP4Authentication\CDP4Authentication.csproj" />
diff --git a/Dockerfile b/Dockerfile
index bd3ceb4c..5c29044b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build-env
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build-env
 WORKDIR /app
 COPY CDP4Authentication CDP4Authentication
 COPY CDP4DatabaseAuthentication CDP4DatabaseAuthentication
@@ -11,7 +11,7 @@ RUN dotnet build CDP4DatabaseAuthentication -c Release
 RUN dotnet build CDP4WspDatabaseAuthentication -c Release
 RUN dotnet publish -r linux-x64 CometServer -c Release -o /app/CometServer/bin/Release/publish
 
-FROM mcr.microsoft.com/dotnet/aspnet:8.0.10-alpine3.20
+FROM mcr.microsoft.com/dotnet/aspnet:9.0.1-alpine3.21
 WORKDIR /app
 RUN mkdir /app/logs
 RUN mkdir /app/storage
diff --git a/VersionFileCreator/VersionFileCreator.csproj b/VersionFileCreator/VersionFileCreator.csproj
index 5901ea0a..a91c6c5a 100644
--- a/VersionFileCreator/VersionFileCreator.csproj
+++ b/VersionFileCreator/VersionFileCreator.csproj
@@ -2,10 +2,10 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Company>Starion Group S.A.</Company>
     <Title>VersionFileCreator</Title>
-    <Version>1.0.0</Version>
+    <Version>2.0.0</Version>
     <Description>CDP4-COMET Version File Creator</Description>
     <Copyright>Copyright © Starion Group S.A.</Copyright>
     <PackageLicenseExpression>AGPL-3.0-only</PackageLicenseExpression>