diff --git a/.github/actions/test_gem/action.yml b/.github/actions/test_gem/action.yml
index 94d3af4..471ca36 100644
--- a/.github/actions/test_gem/action.yml
+++ b/.github/actions/test_gem/action.yml
@@ -58,7 +58,7 @@ runs:
     # ...but not for appraisals, sadly.
     - name: Install Ruby ${{ inputs.ruby }} with dependencies
       if: "${{ steps.setup.outputs.appraisals == 'false' }}"
-      uses: ruby/setup-ruby@v1.221.0
+      uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 #v1.221.0
       with:
         ruby-version: "${{ inputs.ruby }}"
         working-directory: "${{ steps.setup.outputs.gem_dir }}"
@@ -69,7 +69,7 @@ runs:
     # If we're using appraisals, do it all manually.
     - name: Install Ruby ${{ inputs.ruby }} without dependencies
       if: "${{ steps.setup.outputs.appraisals == 'true' }}"
-      uses: ruby/setup-ruby@v1.221.0
+      uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 #v1.221.0
       with:
         ruby-version: "${{ inputs.ruby }}"
         bundler: "latest"
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 58d4e5f..1e37945 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -38,11 +38,11 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 #v3.6.0
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
+      uses: github/codeql-action/init@b8d3b6e8af63cde30bdc382c0bc28114f4346c88 #v2.28.1
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -56,7 +56,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v2
+      uses: github/codeql-action/autobuild@b8d3b6e8af63cde30bdc382c0bc28114f4346c88 #v2.28.1
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
@@ -69,6 +69,6 @@ jobs:
     #   ./location_of_script_within_repo/buildscript.sh
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
+      uses: github/codeql-action/analyze@b8d3b6e8af63cde30bdc382c0bc28114f4346c88 #v2.28.1
       with:
         category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/integration-testing.yml b/.github/workflows/integration-testing.yml
index 70ed15c..ecbe4ea 100644
--- a/.github/workflows/integration-testing.yml
+++ b/.github/workflows/integration-testing.yml
@@ -19,21 +19,21 @@ jobs:
       APP_PATH: sample-apps/${{ matrix.instrumentation-type}}-instrumentation/${{ matrix.app-platform }}
     steps:
       - name: Checkout This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 #v3.6.0
       - name: Configure AWS Credentials
-        uses: aws-actions/configure-aws-credentials@v1
+        uses: aws-actions/configure-aws-credentials@67fbcbb121271f7775d2e7715933280b06314838 #v1.7.0
         with:
           role-to-assume: ${{ secrets.AWS_ASSUME_ROLE_ARN }}
           role-duration-seconds: 1200
           aws-region: us-east-1
       - name: Log in to the AWS ECR
-        uses: docker/login-action@v2
+        uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc #v2.2.0
         with:
           registry: public.ecr.aws
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@885d1462b80bc1c1c7f0b00334ad271f09369c55 #v2.10.0
       - name: Cache Docker layers
-        uses: actions/cache@v3
+        uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c #v3.5.0
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ github.sha }}
@@ -44,7 +44,7 @@ jobs:
           echo "APP_IMAGE=public.ecr.aws/aws-otel-test/ruby-${{ matrix.app-platform }}-${{ matrix.instrumentation-type }}:${{ github.sha }}" |
           tee --append $GITHUB_ENV;
       - name: Build and Push Docker image
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@1104d471370f9806843c095c1db02b5a90c5f8b6 #v3.3.1
         with:
           push: true
           context: ${{ env.APP_PATH }}
diff --git a/.github/workflows/pr-build-gems.yml b/.github/workflows/pr-build-gems.yml
index 4999a38..419b7ba 100644
--- a/.github/workflows/pr-build-gems.yml
+++ b/.github/workflows/pr-build-gems.yml
@@ -27,7 +27,7 @@ jobs:
     name: "${{ matrix.gem }} / ${{ matrix.os }}"
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 #v4.3.1
       - name: "Test Ruby 3.4"
         uses: ./.github/actions/test_gem
         with:
diff --git a/.github/workflows/pr-build.yml b/.github/workflows/pr-build.yml
index 6e08d5d..5093072 100644
--- a/.github/workflows/pr-build.yml
+++ b/.github/workflows/pr-build.yml
@@ -17,11 +17,11 @@ jobs:
       APP_PATH: sample-apps/${{ matrix.instrumentation-type}}-instrumentation/${{ matrix.app-platform }}
     steps:
       - name: Checkout This Repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 #v3.6.0
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@885d1462b80bc1c1c7f0b00334ad271f09369c55 #v2.10.0
       - name: Cache Docker layers
-        uses: actions/cache@v3
+        uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c #v3.5.0
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ github.sha }}
@@ -32,10 +32,35 @@ jobs:
           echo "APP_IMAGE=public.ecr.aws/aws-otel-test/ruby-${{ matrix.app-platform }}-${{ matrix.instrumentation-type }}:${{ github.sha }}" |
           tee --append $GITHUB_ENV;
       - name: Build Docker image
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@1104d471370f9806843c095c1db02b5a90c5f8b6 #v3.3.1
         with:
           context: ${{ env.APP_PATH }}
           tags: |
             ${{ env.APP_IMAGE }}
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache
+
+  static-code-checks:
+    runs-on: ubuntu-latest
+    steps:
+
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 #5.0.0
+        with:
+          fetch-depth: 0
+      - name: Check for versioned GitHub actions
+        if: always()
+        run: |
+          # Get changed GitHub workflow/action files
+          CHANGED_FILES=$(git diff --name-only origin/${{ github.base_ref }}..HEAD | grep -E "^\.github/(workflows|actions)/.*\.ya?ml$" || true)
+          
+          if [ -n "$CHANGED_FILES" ]; then
+            # Check for any versioned actions, excluding comments and this validation script
+            VIOLATIONS=$(grep -Hn "uses:.*@v" $CHANGED_FILES | grep -v "grep.*uses:.*@v" | grep -v "#.*@v" || true)
+            if [ -n "$VIOLATIONS" ]; then
+              echo "Found versioned GitHub actions. Use commit SHAs instead:"
+              echo "$VIOLATIONS"
+              exit 1
+            fi
+          fi
+          
+          echo "No versioned actions found in changed files"
diff --git a/.github/workflows/release-udp-exporter.yml b/.github/workflows/release-udp-exporter.yml
index 1f8cdba..1b37a48 100644
--- a/.github/workflows/release-udp-exporter.yml
+++ b/.github/workflows/release-udp-exporter.yml
@@ -26,11 +26,11 @@ jobs:
     needs: validate-udp-exporter-e2e-test
     steps:
       - name: Checkout Repo @ SHA - ${{ github.sha }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 #v4.3.1
 
       # Install ruby and bundle dependencies and cache!
       - name: Install Ruby ${{ env.RUBY_VERSION }} with dependencies
-        uses: ruby/setup-ruby@v1.221.0
+        uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 #v1.221.0
         with:
           ruby-version: "${{ env.RUBY_VERSION }}"
           working-directory: "exporter/xray-udp"
diff --git a/.github/workflows/soak-testing.yml b/.github/workflows/soak-testing.yml
index 0db0410..1e44e29 100644
--- a/.github/workflows/soak-testing.yml
+++ b/.github/workflows/soak-testing.yml
@@ -68,7 +68,7 @@ jobs:
         run: |
           echo "$TEST_DURATION_MINUTES" | tee --append $GITHUB_ENV;
       - name: Clone This Repo @ ${{ env.TARGET_SHA }}
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 #v3.6.0
         with:
           ref: ${{ env.TARGET_SHA }}
 
@@ -97,7 +97,7 @@ jobs:
     # MARK: - Run Performance Tests
 
       - name: Configure AWS Credentials
-        uses: aws-actions/configure-aws-credentials@v1
+        uses: aws-actions/configure-aws-credentials@67fbcbb121271f7775d2e7715933280b06314838 #v1.7.0
         with:
           role-to-assume: ${{ secrets.AWS_ASSUME_ROLE_ARN }}
           role-duration-seconds: 21600 # 6 Hours
@@ -197,7 +197,7 @@ jobs:
           git checkout main;
           [[ $HAS_RESULTS_ALREADY == true ]]
       - name: Graph and Report Performance Test Averages result
-        uses: benchmark-action/github-action-benchmark@v1
+        uses: benchmark-action/github-action-benchmark@a7bc2366eda11037936ea57d811a43b3418d3073 #v1.21.0
         continue-on-error: true
         id: check-failure-after-performance-tests
         with:
@@ -217,7 +217,7 @@ jobs:
           gh-pages-branch: gh-pages
           benchmark-data-dir-path: soak-tests/per-commit-overall-results
       - name: Publish Issue if failed DURING Performance Tests
-        uses: JasonEtco/create-an-issue@v2
+        uses: JasonEtco/create-an-issue@1b14a70e4d8dc185e5cc76d3bec9eab20257b2c5 #v2.9.2
         if: ${{ github.event_name == 'schedule' &&
           steps.check-failure-during-performance-tests.outcome == 'failure' }}
         env:
@@ -228,7 +228,7 @@ jobs:
           filename: .github/auto-issue-templates/failure-during-soak_tests.md
           update_existing: true
       - name: Publish Issue if failed AFTER Performance Tests
-        uses: JasonEtco/create-an-issue@v2
+        uses: JasonEtco/create-an-issue@1b14a70e4d8dc185e5cc76d3bec9eab20257b2c5 #v2.9.2
         if: ${{ github.event_name == 'schedule' &&
           steps.check-failure-after-performance-tests.outcome == 'failure' }}
         env:
diff --git a/.github/workflows/stale-bot.yml b/.github/workflows/stale-bot.yml
index 399512c..302e188 100644
--- a/.github/workflows/stale-bot.yml
+++ b/.github/workflows/stale-bot.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Mark the issues/pr
-        uses: actions/stale@v7
+        uses: actions/stale@6f05e4244c9a0b2ed3401882b05d701dd0a7289b #v7.0.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} #Github workflow will add a temporary token when executing the workflow
         with:
diff --git a/.github/workflows/udp-exporter-e2e-test.yml b/.github/workflows/udp-exporter-e2e-test.yml
index db8cc8c..a990ff9 100644
--- a/.github/workflows/udp-exporter-e2e-test.yml
+++ b/.github/workflows/udp-exporter-e2e-test.yml
@@ -16,11 +16,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repo @ SHA - ${{ github.sha }}
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 #v4.3.1
 
       # Install ruby and bundle dependencies and cache!
       - name: Install Ruby ${{ env.RUBY_VERSION }} with dependencies
-        uses: ruby/setup-ruby@v1.221.0
+        uses: ruby/setup-ruby@32110d4e311bd8996b2a82bf2a43b714ccc91777 #v1.221.0
         with:
           ruby-version: "${{ env.RUBY_VERSION }}"
           working-directory: "exporter/xray-udp"
@@ -29,7 +29,7 @@ jobs:
           cache-version: "v1-ruby-xray-udp"
 
       - name: Configure AWS credentials for Testing Tracing
-        uses: aws-actions/configure-aws-credentials@v4
+        uses: aws-actions/configure-aws-credentials@7474bc4690e29a8392af63c5b98e7449536d5c3a #v4.3.1
         with:
           role-to-assume: ${{ secrets.XRAY_UDP_EXPORTER_TEST_ROLE }}
           aws-region: 'us-east-1'