diff --git a/.github/workflows/cicd-1-pull-request.yaml b/.github/workflows/cicd-1-pull-request.yaml
index 98fecefb..0da986c6 100644
--- a/.github/workflows/cicd-1-pull-request.yaml
+++ b/.github/workflows/cicd-1-pull-request.yaml
@@ -30,7 +30,7 @@ jobs:
       pr_number: ${{ steps.pr_exists.outputs.pr_number }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Set CI/CD variables"
         id: variables
         run: |
diff --git a/.github/workflows/cicd-3-deploy.yaml b/.github/workflows/cicd-3-deploy.yaml
index 0e06310b..da9dedf4 100644
--- a/.github/workflows/cicd-3-deploy.yaml
+++ b/.github/workflows/cicd-3-deploy.yaml
@@ -37,7 +37,7 @@ jobs:
       # tag: ${{ steps.variables.outputs.tag }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Set CI/CD variables"
         id: variables
         run: |
@@ -70,7 +70,7 @@ jobs:
     needs: metadata
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Get version"
         id: get-asset-version
diff --git a/.github/workflows/manual-proxy-environment-deploy.yaml b/.github/workflows/manual-proxy-environment-deploy.yaml
index c8ca20fe..09858857 100644
--- a/.github/workflows/manual-proxy-environment-deploy.yaml
+++ b/.github/workflows/manual-proxy-environment-deploy.yaml
@@ -29,7 +29,7 @@ jobs:
     name: Deploy to Environment
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: actions/setup-node@v6
         with:
diff --git a/.github/workflows/pr_closed.yaml b/.github/workflows/pr_closed.yaml
index 003cf976..26406fa4 100644
--- a/.github/workflows/pr_closed.yaml
+++ b/.github/workflows/pr_closed.yaml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Updating Main Environment
         env:
@@ -75,7 +75,7 @@ jobs:
       packages: read
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6
 
       - name: Setup NodeJS
         uses: actions/setup-node@v4
@@ -112,7 +112,7 @@ jobs:
       packages: read
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6
       - name: Setup NodeJS
         uses: actions/setup-node@v4
         with:
@@ -140,7 +140,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6
 
       - name: Setup NodeJS
         uses: actions/setup-node@v4
diff --git a/.github/workflows/pr_destroy_dynamic_env.yaml b/.github/workflows/pr_destroy_dynamic_env.yaml
index 66eb1a2b..c44757b6 100644
--- a/.github/workflows/pr_destroy_dynamic_env.yaml
+++ b/.github/workflows/pr_destroy_dynamic_env.yaml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Trigger dynamic environment destruction
         env:
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Trigger dynamic proxy destruction
         env:
diff --git a/.github/workflows/release_created.yaml b/.github/workflows/release_created.yaml
index 7960e23c..a8b97489 100644
--- a/.github/workflows/release_created.yaml
+++ b/.github/workflows/release_created.yaml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Deploy Nonprod Environment
         env:
diff --git a/.github/workflows/scheduled-repository-template-sync.yaml b/.github/workflows/scheduled-repository-template-sync.yaml
index cd4214e7..352327a8 100644
--- a/.github/workflows/scheduled-repository-template-sync.yaml
+++ b/.github/workflows/scheduled-repository-template-sync.yaml
@@ -16,10 +16,10 @@ jobs:
 
     steps:
     - name: Check out the repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Check out external repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         repository: NHSDigital/nhs-notify-repository-template
         path: nhs-notify-repository-template
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index bd547a16..f7929c1b 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@ff7abcd0c3c05ccf6adc123a8cd1fd4fb30fb493 # v4.2.2
+        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v4.2.2
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/stage-1-commit.yaml b/.github/workflows/stage-1-commit.yaml
index 44921ed9..ab5038d0 100644
--- a/.github/workflows/stage-1-commit.yaml
+++ b/.github/workflows/stage-1-commit.yaml
@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to scan all commits
       - name: "Scan secrets"
@@ -50,7 +50,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check file format"
@@ -61,7 +61,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check Markdown format"
@@ -75,7 +75,7 @@ jobs:
         contents: write
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check to see if Terraform Docs are up-to-date"
@@ -96,7 +96,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check English usage"
@@ -107,7 +107,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to compare branches
       - name: "Check TODO usage"
@@ -119,7 +119,7 @@ jobs:
       terraform_changed: ${{ steps.check.outputs.terraform_changed }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Check for Terraform changes"
         id: check
@@ -143,7 +143,7 @@ jobs:
     if: needs.detect-terraform-changes.outputs.terraform_changed == 'true'
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Lint Terraform"
         uses: ./.github/actions/lint-terraform
   trivy:
@@ -154,7 +154,7 @@ jobs:
     if: needs.detect-terraform-changes.outputs.terraform_changed == 'true'
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Setup ASDF"
         uses: asdf-vm/actions/setup@v4
       - name: "Perform Setup"
@@ -170,7 +170,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Count lines of code"
         uses: ./.github/actions/create-lines-of-code-report
         with:
@@ -189,7 +189,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Scan dependencies"
         uses: ./.github/actions/scan-dependencies
         with:
@@ -211,7 +211,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -246,7 +246,7 @@ jobs:
       contents: read
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Check schema versions
         run: |
@@ -275,7 +275,7 @@ jobs:
       packages: read
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5.0.0
+        uses: actions/checkout@v6
 
       - name: Setup NodeJS
         uses: actions/setup-node@v4
diff --git a/.github/workflows/stage-2-test.yaml b/.github/workflows/stage-2-test.yaml
index 3b03118a..e0904beb 100644
--- a/.github/workflows/stage-2-test.yaml
+++ b/.github/workflows/stage-2-test.yaml
@@ -48,7 +48,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -72,7 +72,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -115,7 +115,7 @@ jobs:
       contents: read
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -141,7 +141,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -167,7 +167,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -194,7 +194,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Run test coverage check"
         run: |
           make test-coverage
@@ -211,7 +211,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Full history is needed to improving relevancy of reporting
       - name: "Download coverage report for SONAR"
diff --git a/.github/workflows/stage-3-build.yaml b/.github/workflows/stage-3-build.yaml
index 474b9094..339ef53e 100644
--- a/.github/workflows/stage-3-build.yaml
+++ b/.github/workflows/stage-3-build.yaml
@@ -48,7 +48,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Build docs"
         uses: ./.github/actions/build-docs
         with:
@@ -61,7 +61,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Build sdks"
         uses: ./.github/actions/build-sdk
         with:
@@ -75,7 +75,7 @@ jobs:
   #   timeout-minutes: 10
   #   steps:
   #     - name: "Checkout code"
-  #       uses: actions/checkout@v5
+  #       uses: actions/checkout@v6
   #     - name: "Build servers"
   #       uses: ./.github/actions/build-server
   #       with:
@@ -86,7 +86,7 @@ jobs:
   #   timeout-minutes: 10
   #   steps:
   #     - name: "Checkout code"
-  #       uses: actions/checkout@v5
+  #       uses: actions/checkout@v6
   #     - name: "Build servers"
   #       uses: ./.github/actions/build-libraries
   #       with:
@@ -95,7 +95,7 @@ jobs:
     name: Create Dynamic Environment
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Trigger dynamic environment creation
         env:
           APP_CLIENT_ID: ${{ secrets.APP_CLIENT_ID }}
@@ -126,7 +126,7 @@ jobs:
       APP_PEM_FILE: ${{ secrets.APP_PEM_FILE }}
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Build proxies"
         uses: ./.github/actions/build-proxies
         with:
diff --git a/.github/workflows/stage-4-acceptance.yaml b/.github/workflows/stage-4-acceptance.yaml
index 90bc140e..4f647720 100644
--- a/.github/workflows/stage-4-acceptance.yaml
+++ b/.github/workflows/stage-4-acceptance.yaml
@@ -42,7 +42,7 @@ jobs:
 #    timeout-minutes: 5
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Create infractructure"
 #        run: |
 #          echo "Creating infractructure..."
@@ -60,7 +60,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: "Cache node_modules"
         uses: actions/cache@v4
         with:
@@ -86,7 +86,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run security test"
 #        run: |
 #          make test-security
@@ -100,7 +100,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run UI test"
 #        run: |
 #          make test-ui
@@ -114,7 +114,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run UI performance test"
 #        run: |
 #          make test-ui-performance
@@ -128,7 +128,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run integration test"
 #        run: |
 #          make test-integration
@@ -142,7 +142,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run accessibility test"
 #        run: |
 #          make test-accessibility
@@ -156,7 +156,7 @@ jobs:
 #    timeout-minutes: 10
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Run load tests"
 #        run: |
 #          make test-load
@@ -180,7 +180,7 @@ jobs:
 #    timeout-minutes: 5
 #    steps:
 #      - name: "Checkout code"
-#        uses: actions/checkout@v5
+#        uses: actions/checkout@v6
 #      - name: "Tear down environment"
 #        run: |
 #          echo "Tearing down environment..."
diff --git a/.github/workflows/stage-5-publish.yaml b/.github/workflows/stage-5-publish.yaml
index 1bf1ac45..99975f55 100644
--- a/.github/workflows/stage-5-publish.yaml
+++ b/.github/workflows/stage-5-publish.yaml
@@ -43,7 +43,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Get the artefacts 1"
         uses: actions/download-artifact@v6