diff --git a/.github/workflows/aot-check.yml b/.github/workflows/aot-check.yml
index 911da7f712..a9d20a0eba 100644
--- a/.github/workflows/aot-check.yml
+++ b/.github/workflows/aot-check.yml
@@ -23,7 +23,7 @@ jobs:
         fetch-depth: 1
 
     - name: Setup .NET 9.0.x
-      uses: actions/setup-dotnet@v4.1.0
+      uses: actions/setup-dotnet@v4
       with:
         dotnet-version: 9.0.x
 
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 85b9755976..345bf87488 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -26,6 +26,11 @@ jobs:
       with:
         fetch-depth: 2
 
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: 9.0.x        
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
diff --git a/.github/workflows/dotnetcore.yml b/.github/workflows/dotnetcore.yml
index 16328cc5d0..8807853e1c 100644
--- a/.github/workflows/dotnetcore.yml
+++ b/.github/workflows/dotnetcore.yml
@@ -35,7 +35,7 @@ jobs:
       uses: actions/checkout@v4.1.1
         
     - name: Setup .NET 9.x
-      uses: actions/setup-dotnet@v4.1.0
+      uses: actions/setup-dotnet@v4
       with:
         dotnet-version: 9.x
 
@@ -49,28 +49,27 @@ jobs:
     - name: Create code coverage report
       run: |
         dotnet tool install -g dotnet-reportgenerator-globaltool --version 5.4.1
-        reportgenerator -reports:./**/coverage.cobertura.xml -targetdir:CodeCoverage -reporttypes:'MarkdownSummaryGithub;Cobertura'
+        reportgenerator -reports:./**/coverage.cobertura.xml -targetdir:CodeCoverage -reporttypes:'MarkdownSummaryGithub;Cobertura' -filefilters:'+src/**/*.cs'
 
     - name: Write coverage to job summary
       shell: bash
       run: |
         cat CodeCoverage/SummaryGithub.md >> $GITHUB_STEP_SUMMARY
-    # Temporarily disable commenting the coverage report
-    #     echo "COMMENT_CONTENT_ENV_VAR<<EOF" >> $GITHUB_ENV
-    #     echo $(cat CodeCoverage/SummaryGithub.md) >> $GITHUB_ENV
-    #     echo "EOF" >> $GITHUB_ENV
+        echo "COMMENT_CONTENT_ENV_VAR<<EOF" >> $GITHUB_ENV
+        echo $(cat CodeCoverage/SummaryGithub.md) >> $GITHUB_ENV
+        echo "EOF" >> $GITHUB_ENV
 
-    # - name: Comment coverage in PR
-    #   uses: actions/github-script@v7
-    #   id: comment
-    #   with:
-    #     script: |
-    #       github.rest.issues.createComment({
-    #         issue_number: context.issue.number,
-    #         owner: context.repo.owner,
-    #         repo: context.repo.repo,
-    #         body: process.env.COMMENT_CONTENT_ENV_VAR
-    #       })
+    - name: Comment coverage in PR
+      uses: actions/github-script@v7
+      id: comment
+      with:
+        script: |
+          github.rest.issues.createComment({
+            issue_number: context.issue.number,
+            owner: context.repo.owner,
+            repo: context.repo.repo,
+            body: process.env.COMMENT_CONTENT_ENV_VAR
+          })
 
     # Run baseline package validation
     - name: Pack
diff --git a/src/Microsoft.IdentityModel.JsonWebTokens/JsonWebToken.cs b/src/Microsoft.IdentityModel.JsonWebTokens/JsonWebToken.cs
index 48af759d86..985836f1c4 100644
--- a/src/Microsoft.IdentityModel.JsonWebTokens/JsonWebToken.cs
+++ b/src/Microsoft.IdentityModel.JsonWebTokens/JsonWebToken.cs
@@ -19,9 +19,6 @@ public partial class JsonWebToken : SecurityToken
     {
         internal const string ClassName = "Microsoft.IdentityModel.JsonWebTokens.JsonWebToken";
 
-        private ClaimsIdentity _claimsIdentity;
-        private bool _wasClaimsIdentitySet;
-
         private string _act;
         private string _authenticationTag;
         private string _ciphertext;
@@ -629,61 +626,6 @@ public Claim GetClaim(string key)
         /// </summary>
         internal IReadOnlyCollection<string> PayloadClaimNames => Payload._jsonClaims.Keys;
 
-        internal ClaimsIdentity ClaimsIdentity
-        {
-            get
-            {
-                if (!_wasClaimsIdentitySet)
-                {
-                    _wasClaimsIdentitySet = true;
-                    string actualIssuer = ActualIssuer ?? Issuer;
-
-                    foreach (Claim claim in Claims)
-                    {
-                        string claimType = claim.Type;
-                        if (claimType == ClaimTypes.Actor)
-                        {
-                            if (_claimsIdentity.Actor != null)
-                                throw LogHelper.LogExceptionMessage(new InvalidOperationException(LogHelper.FormatInvariant(LogMessages.IDX14112, LogHelper.MarkAsNonPII(JwtRegisteredClaimNames.Actort), claim.Value)));
-
-#pragma warning disable CA1031 // Do not catch general exception types
-                            try
-                            {
-                                JsonWebToken actorToken = new JsonWebToken(claim.Value);
-                                _claimsIdentity.Actor = ActorClaimsIdentity;
-                            }
-                            catch
-                            {
-
-                            }
-#pragma warning restore CA1031 // Do not catch general exception types
-                        }
-
-                        if (claim.Properties.Count == 0)
-                        {
-                            _claimsIdentity.AddClaim(new Claim(claimType, claim.Value, claim.ValueType, actualIssuer, actualIssuer, _claimsIdentity));
-                        }
-                        else
-                        {
-                            Claim newClaim = new Claim(claimType, claim.Value, claim.ValueType, actualIssuer, actualIssuer, _claimsIdentity);
-
-                            foreach (var kv in claim.Properties)
-                                newClaim.Properties[kv.Key] = kv.Value;
-
-                            _claimsIdentity.AddClaim(newClaim);
-                        }
-                    }
-                }
-
-                return _claimsIdentity;
-            }
-
-            set
-            {
-                _claimsIdentity = value;
-            }
-        }
-
         /// <summary>
         /// Try to get a <see cref="Claim"/> representing the { key, 'value' } pair corresponding to the provided <paramref name="key"/>.
         /// The value is obtained from the Payload.