diff --git a/.github/workflows/pr_workflow.yml b/.github/workflows/pr_workflow.yml
index acebf46..b6a73d7 100644
--- a/.github/workflows/pr_workflow.yml
+++ b/.github/workflows/pr_workflow.yml
@@ -5,13 +5,21 @@ name: Testing For PRs
 
 on: [ pull_request ]
 
+permissions:
+  contents: read
+
 jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: temurin
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index db0b471..37f3ba6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,11 +20,16 @@ jobs:
       GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
       PRERELEASE:   "${{ github.event.inputs.prerelease }}"
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: temurin
diff --git a/.github/workflows/test_and_build.yml b/.github/workflows/test_and_build.yml
index 19b82ea..3c56015 100644
--- a/.github/workflows/test_and_build.yml
+++ b/.github/workflows/test_and_build.yml
@@ -11,9 +11,14 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: temurin
@@ -26,11 +31,16 @@ jobs:
       GITHUB_USER:  "gocd-contrib"
       GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           fetch-depth: 0
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@3a4f6e1af504cf6a31855fa899c6aa5355ba6c12 # v4.7.0
         with:
           java-version: 17
           distribution: temurin
diff --git a/.github/workflows/update-gradle-wrapper.yml b/.github/workflows/update-gradle-wrapper.yml
index dd37510..0cdecdf 100644
--- a/.github/workflows/update-gradle-wrapper.yml
+++ b/.github/workflows/update-gradle-wrapper.yml
@@ -10,9 +10,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - name: Harden the runner (Audit all outbound calls)
+        uses: step-security/harden-runner@4d991eb9b905ef189e4c376166672c3f2f230481 # v2.11.0
+        with:
+          egress-policy: audit
+
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Update Gradle Wrapper
-        uses: gradle-update/update-gradle-wrapper-action@v2
+        uses: gradle-update/update-gradle-wrapper-action@512b1875f3b6270828abfe77b247d5895a2da1e5 # v2.1.0
         with:
           labels: dependencies