diff --git a/.github/workflows/Build-Test-And-Deploy.yml b/.github/workflows/Build-Test-And-Deploy.yml
index 56a12f94..7ec0c2e9 100644
--- a/.github/workflows/Build-Test-And-Deploy.yml
+++ b/.github/workflows/Build-Test-And-Deploy.yml
@@ -29,7 +29,7 @@ jobs:
           - windows-latest
 
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
 
       - name: Verify Node version matches the Docker build
         shell: bash
@@ -65,7 +65,7 @@ jobs:
     environment: "BuildAndUploadImage"
 
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
 
       - name: Set up .NET Core
         uses: actions/setup-dotnet@v6
@@ -173,7 +173,7 @@ jobs:
             collect_coverage: false
 
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
 
       - name: Set up .NET
         uses: actions/setup-dotnet@v6
@@ -238,7 +238,7 @@ jobs:
     timeout-minutes: 30
 
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v4
@@ -348,7 +348,7 @@ jobs:
       actions: write
 
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/Build-Vector-DB.yml b/.github/workflows/Build-Vector-DB.yml
index 53216921..45c71c31 100644
--- a/.github/workflows/Build-Vector-DB.yml
+++ b/.github/workflows/Build-Vector-DB.yml
@@ -10,7 +10,7 @@ jobs:
     build:
         runs-on: ubuntu-latest
         steps:
-        - uses: actions/checkout@v7
+        - uses: actions/checkout@v7.0.1
         - name: Set up Python 3.8
           uses: actions/setup-python@v7
           with:
diff --git a/.github/workflows/accessibility-review.lock.yml b/.github/workflows/accessibility-review.lock.yml
index 863c52cd..0427cfb8 100644
--- a/.github/workflows/accessibility-review.lock.yml
+++ b/.github/workflows/accessibility-review.lock.yml
@@ -470,7 +470,7 @@ jobs:
           name: activation
           path: /tmp/gh-aw
       - name: Checkout repository
-        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           fetch-depth: 0
           persist-credentials: false
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 5d0fc69a..99425743 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v7
+      uses: actions/checkout@v7.0.1
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
@@ -82,7 +82,7 @@ jobs:
         
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v7
+      uses: actions/checkout@v7.0.1
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index d0c1fb29..283d5ea4 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -19,7 +19,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
 
       - name: Set up .NET Core
         uses: actions/setup-dotnet@v6