diff --git a/.github/workflows/cicd.yaml b/.github/workflows/cicd.yaml
index 6d57c78a..4dbc169c 100644
--- a/.github/workflows/cicd.yaml
+++ b/.github/workflows/cicd.yaml
@@ -15,10 +15,10 @@ jobs:
           dotnet-version: "3.1.x"
       - uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: "2.2.x"
+          dotnet-version: "5.0.x"
       - uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: "5.0.x"
+          dotnet-version: "6.0.x"
       - name: Set RELEASE_VERSION
         run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
       - name: Restore Packages
@@ -47,21 +47,21 @@ jobs:
       - name: Upload to GH Release
         if: startsWith( github.ref, 'refs/tags/')
         run: |
-          zip -j SpotifyAPI.Web-netstandard2.0.zip SpotifyAPI.Web/bin/Release/netstandard2.0/*
           zip -j SpotifyAPI.Web-netstandard2.1.zip SpotifyAPI.Web/bin/Release/netstandard2.1/*
           zip -j SpotifyAPI.Web-net5.0.zip SpotifyAPI.Web/bin/Release/net5.0/*
+          zip -j SpotifyAPI.Web-net6.0.zip SpotifyAPI.Web/bin/Release/net6.0/*
 
-          zip -j SpotifyAPI.Web.Auth-netstandard2.0.zip SpotifyAPI.Web.Auth/bin/Release/netstandard2.0/*
           zip -j SpotifyAPI.Web.Auth-netstandard2.1.zip SpotifyAPI.Web.Auth/bin/Release/netstandard2.1/*
           zip -j SpotifyAPI.Web.Auth-net5.0.zip SpotifyAPI.Web.Auth/bin/Release/net5.0/*
+          zip -j SpotifyAPI.Web.Auth-net6.0.zip SpotifyAPI.Web.Auth/bin/Release/net6.0/*
 
           hub release edit \
-            -a "SpotifyAPI.Web-netstandard2.0.zip" \
             -a "SpotifyAPI.Web-netstandard2.1.zip" \
             -a "SpotifyAPI.Web-net5.0.zip" \
-            -a "SpotifyAPI.Web.Auth-netstandard2.0.zip" \
+            -a "SpotifyAPI.Web-net6.0.zip" \
             -a "SpotifyAPI.Web.Auth-netstandard2.1.zip" \
             -a "SpotifyAPI.Web.Auth-net5.0.zip" \
+            -a "SpotifyAPI.Web.Auth-net6.0.zip" \
             -m "" "$RELEASE_VERSION"
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/SpotifyAPI.Web.Auth/SpotifyAPI.Web.Auth.csproj b/SpotifyAPI.Web.Auth/SpotifyAPI.Web.Auth.csproj
index 8400de7c..1593a285 100644
--- a/SpotifyAPI.Web.Auth/SpotifyAPI.Web.Auth.csproj
+++ b/SpotifyAPI.Web.Auth/SpotifyAPI.Web.Auth.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net5.0;netstandard2.1;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net5.0;netstandard2.1</TargetFrameworks>
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <PackageId>SpotifyAPI.Web.Auth</PackageId>
diff --git a/SpotifyAPI.Web.Examples/Example.ASP/Example.ASP.csproj b/SpotifyAPI.Web.Examples/Example.ASP/Example.ASP.csproj
index 4d8aca5a..ad530266 100644
--- a/SpotifyAPI.Web.Examples/Example.ASP/Example.ASP.csproj
+++ b/SpotifyAPI.Web.Examples/Example.ASP/Example.ASP.csproj
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <UserSecretsId>da29eac4-4c22-4a7f-b393-379e83b60998</UserSecretsId>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="AspNet.Security.OAuth.Spotify" Version="5.0.18" />
+    <PackageReference Include="AspNet.Security.OAuth.Spotify" Version="6.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\SpotifyAPI.Web\SpotifyAPI.Web.csproj" />
diff --git a/SpotifyAPI.Web.Examples/Example.ASPBlazor/Example.ASPBlazor.csproj b/SpotifyAPI.Web.Examples/Example.ASPBlazor/Example.ASPBlazor.csproj
index 4ec3d7a1..dd106003 100644
--- a/SpotifyAPI.Web.Examples/Example.ASPBlazor/Example.ASPBlazor.csproj
+++ b/SpotifyAPI.Web.Examples/Example.ASPBlazor/Example.ASPBlazor.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/SpotifyAPI.Web.Examples/Example.BlazorWASM/Example.BlazorWASM.csproj b/SpotifyAPI.Web.Examples/Example.BlazorWASM/Example.BlazorWASM.csproj
index 412b15bd..b61a066e 100644
--- a/SpotifyAPI.Web.Examples/Example.BlazorWASM/Example.BlazorWASM.csproj
+++ b/SpotifyAPI.Web.Examples/Example.BlazorWASM/Example.BlazorWASM.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="5.0.10" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="6.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="6.0.0" PrivateAssets="all" />
-    <PackageReference Include="System.Net.Http.Json" Version="5.0.0" />
+    <PackageReference Include="System.Net.Http.Json" Version="6.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/SpotifyAPI.Web.Examples/Example.CLI.CustomHTML/Example.CLI.CustomHTML.csproj b/SpotifyAPI.Web.Examples/Example.CLI.CustomHTML/Example.CLI.CustomHTML.csproj
index 12043086..bc13fef9 100644
--- a/SpotifyAPI.Web.Examples/Example.CLI.CustomHTML/Example.CLI.CustomHTML.csproj
+++ b/SpotifyAPI.Web.Examples/Example.CLI.CustomHTML/Example.CLI.CustomHTML.csproj
@@ -6,7 +6,7 @@
   </ItemGroup>
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <OutputType>Exe</OutputType>
   </PropertyGroup>
 
diff --git a/SpotifyAPI.Web.Examples/Example.CLI.PersistentConfig/Example.CLI.PersistentConfig.csproj b/SpotifyAPI.Web.Examples/Example.CLI.PersistentConfig/Example.CLI.PersistentConfig.csproj
index 16d94d89..381b9d51 100644
--- a/SpotifyAPI.Web.Examples/Example.CLI.PersistentConfig/Example.CLI.PersistentConfig.csproj
+++ b/SpotifyAPI.Web.Examples/Example.CLI.PersistentConfig/Example.CLI.PersistentConfig.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <LangVersion>8.0</LangVersion>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/SpotifyAPI.Web.Examples/Example.TokenSwap/Client/Client.csproj b/SpotifyAPI.Web.Examples/Example.TokenSwap/Client/Client.csproj
index e57fedf9..22ac6759 100644
--- a/SpotifyAPI.Web.Examples/Example.TokenSwap/Client/Client.csproj
+++ b/SpotifyAPI.Web.Examples/Example.TokenSwap/Client/Client.csproj
@@ -6,7 +6,7 @@
   </ItemGroup>
 
   <PropertyGroup>
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <OutputType>Exe</OutputType>
   </PropertyGroup>
 
diff --git a/SpotifyAPI.Web.Tests/SpotifyAPI.Web.Tests.csproj b/SpotifyAPI.Web.Tests/SpotifyAPI.Web.Tests.csproj
index f7a29281..b294e8a2 100644
--- a/SpotifyAPI.Web.Tests/SpotifyAPI.Web.Tests.csproj
+++ b/SpotifyAPI.Web.Tests/SpotifyAPI.Web.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net5.0;netcoreapp3.1;netcoreapp2.2</TargetFrameworks>
+    <TargetFrameworks>net6.0;net5.0;netcoreapp3.1</TargetFrameworks>
     <LangVersion>9.0</LangVersion>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
diff --git a/SpotifyAPI.Web/Clients/Interfaces/IPaginator.cs b/SpotifyAPI.Web/Clients/Interfaces/IPaginator.cs
index 7ca0fa12..8317ca28 100644
--- a/SpotifyAPI.Web/Clients/Interfaces/IPaginator.cs
+++ b/SpotifyAPI.Web/Clients/Interfaces/IPaginator.cs
@@ -39,7 +39,6 @@ namespace SpotifyAPI.Web
       IAPIConnector connector
     );
 
-#if !NETSTANDARD2_0
     /// <summary>
     /// Fetches all pages and returns one by one using IAsyncEnumerable
     /// </summary>
@@ -69,6 +68,5 @@ namespace SpotifyAPI.Web
       IAPIConnector connector,
       CancellationToken cancel = default
     );
-#endif
   }
 }
diff --git a/SpotifyAPI.Web/Clients/Interfaces/ISpotifyClient.cs b/SpotifyAPI.Web/Clients/Interfaces/ISpotifyClient.cs
index dfa7227f..9cbaf8b9 100644
--- a/SpotifyAPI.Web/Clients/Interfaces/ISpotifyClient.cs
+++ b/SpotifyAPI.Web/Clients/Interfaces/ISpotifyClient.cs
@@ -128,7 +128,6 @@ namespace SpotifyAPI.Web
       IPaginator? paginator = default!
     );
 
-#if !NETSTANDARD2_0
     /// <summary>
     /// Paginate through pages by using IAsyncEnumerable, introduced in C# 8
     /// The default paginator will fetch all available resources without a delay between requests.
@@ -166,8 +165,6 @@ namespace SpotifyAPI.Web
       CancellationToken cancellationToken = default!
     );
 
-#endif
-
     public Task<Paging<T>> NextPage<T>(Paging<T> paging);
 
     public Task<CursorPaging<T>> NextPage<T>(CursorPaging<T> cursorPaging);
diff --git a/SpotifyAPI.Web/Clients/SimplePaginator.cs b/SpotifyAPI.Web/Clients/SimplePaginator.cs
index 76edf8d1..dfff378e 100644
--- a/SpotifyAPI.Web/Clients/SimplePaginator.cs
+++ b/SpotifyAPI.Web/Clients/SimplePaginator.cs
@@ -68,7 +68,6 @@ namespace SpotifyAPI.Web
       return results;
     }
 
-#if !NETSTANDARD2_0
     public async IAsyncEnumerable<T> Paginate<T>(
       IPaginatable<T> firstPage,
       IAPIConnector connector,
@@ -125,6 +124,5 @@ namespace SpotifyAPI.Web
         }
       }
     }
-#endif
   }
 }
diff --git a/SpotifyAPI.Web/Clients/SpotifyClient.cs b/SpotifyAPI.Web/Clients/SpotifyClient.cs
index 92f77107..41bb6e23 100644
--- a/SpotifyAPI.Web/Clients/SpotifyClient.cs
+++ b/SpotifyAPI.Web/Clients/SpotifyClient.cs
@@ -190,7 +190,6 @@ namespace SpotifyAPI.Web
       return FetchPage<TNext>(paging.Previous);
     }
 
-#if !NETSTANDARD2_0
 
     /// <summary>
     /// Paginate through pages by using IAsyncEnumerable, introduced in C# 8
@@ -298,6 +297,5 @@ namespace SpotifyAPI.Web
         yield return item;
       }
     }
-#endif
   }
 }
diff --git a/SpotifyAPI.Web/Http/APIConnector.cs b/SpotifyAPI.Web/Http/APIConnector.cs
index 21961811..c6945201 100644
--- a/SpotifyAPI.Web/Http/APIConnector.cs
+++ b/SpotifyAPI.Web/Http/APIConnector.cs
@@ -218,15 +218,9 @@ namespace SpotifyAPI.Web.Http
 
     private async Task ApplyAuthenticator(IRequest request)
     {
-#if NETSTANDARD2_0
-      if (_authenticator != null
-        && !request.Endpoint.IsAbsoluteUri
-        || request.Endpoint.AbsoluteUri.Contains("https://api.spotify.com"))
-#else
       if (_authenticator != null
         && !request.Endpoint.IsAbsoluteUri
         || request.Endpoint.AbsoluteUri.Contains("https://api.spotify.com", StringComparison.InvariantCulture))
-#endif
       {
         await _authenticator!.Apply(request, this).ConfigureAwait(false);
       }
diff --git a/SpotifyAPI.Web/Http/SimpleConsoleHTTPLogger.cs b/SpotifyAPI.Web/Http/SimpleConsoleHTTPLogger.cs
index 6049e17e..f401c6bc 100644
--- a/SpotifyAPI.Web/Http/SimpleConsoleHTTPLogger.cs
+++ b/SpotifyAPI.Web/Http/SimpleConsoleHTTPLogger.cs
@@ -27,11 +27,7 @@ namespace SpotifyAPI.Web.Http
     public void OnResponse(IResponse response)
     {
       Ensure.ArgumentNotNull(response, nameof(response));
-#if NETSTANDARD2_0
-      string? body = response.Body?.ToString().Replace("\n", "");
-#else
       string? body = response.Body?.ToString()?.Replace("\n", "", StringComparison.InvariantCulture);
-#endif
 
       body = body?.Substring(0, Math.Min(50, body.Length));
       Console.WriteLine("--> {0} {1} {2}\n", response.StatusCode, response.ContentType, body);
diff --git a/SpotifyAPI.Web/SpotifyAPI.Web.csproj b/SpotifyAPI.Web/SpotifyAPI.Web.csproj
index 147d2ac2..81f8d647 100644
--- a/SpotifyAPI.Web/SpotifyAPI.Web.csproj
+++ b/SpotifyAPI.Web/SpotifyAPI.Web.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net5.0;netstandard2.1;netstandard2.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net5.0;netstandard2.1</TargetFrameworks>
     <LangVersion>9.0</LangVersion>
     <Nullable>enable</Nullable>
     <PackageId>SpotifyAPI.Web</PackageId>
diff --git a/SpotifyAPI.Web/Util/PKCEUtil.cs b/SpotifyAPI.Web/Util/PKCEUtil.cs
index 55157a8d..14900ec9 100644
--- a/SpotifyAPI.Web/Util/PKCEUtil.cs
+++ b/SpotifyAPI.Web/Util/PKCEUtil.cs
@@ -52,11 +52,12 @@ namespace SpotifyAPI.Web
 
     private static string GenerateRandomURLSafeString(int length)
     {
-      using var rng = new RNGCryptoServiceProvider();
       var bit_count = length * 6;
       var byte_count = (bit_count + 7) / 8; // rounded up
       var bytes = new byte[byte_count];
-      rng.GetBytes(bytes);
+      
+      using var generator = RandomNumberGenerator.Create();
+      generator.GetBytes(bytes);
       return Base64Util.UrlEncode(bytes);
     }
 
diff --git a/SpotifyAPI.Web/Util/StringAttribute.cs b/SpotifyAPI.Web/Util/StringAttribute.cs
index bc13301a..2d1cf372 100644
--- a/SpotifyAPI.Web/Util/StringAttribute.cs
+++ b/SpotifyAPI.Web/Util/StringAttribute.cs
@@ -15,11 +15,7 @@ namespace SpotifyAPI.Web
 
     public string Value { get; }
 
-#if NETSTANDARD2_0
-    public static bool GetValue(Type enumType, Enum enumValue, out string? result)
-#else
     public static bool GetValue(Type enumType, Enum enumValue, [NotNullWhen(true)] out string? result)
-#endif
     {
       Ensure.ArgumentNotNull(enumType, nameof(enumType));
       Ensure.ArgumentNotNull(enumValue, nameof(enumValue));