diff --git a/.github/workflows/_test.yml b/.github/workflows/_test.yml
index a97bb0ce6c..9ff0628a69 100644
--- a/.github/workflows/_test.yml
+++ b/.github/workflows/_test.yml
@@ -11,12 +11,12 @@ jobs:
 
     steps:
       - name: Checkout TUF
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
 
       - name: Set up Python (oldest supported version)
-        uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: "3.9"
           cache: 'pip'
@@ -50,12 +50,12 @@ jobs:
 
     steps:
       - name: Checkout TUF
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: ${{ matrix.python-version }}
           cache: 'pip'
@@ -99,7 +99,7 @@ jobs:
         run: touch requirements.txt
 
       - name: Set up Python
-        uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: '3.x'
           cache: 'pip'
diff --git a/.github/workflows/_test_sslib_main.yml b/.github/workflows/_test_sslib_main.yml
index f3b89f25a1..658b7f206c 100644
--- a/.github/workflows/_test_sslib_main.yml
+++ b/.github/workflows/_test_sslib_main.yml
@@ -11,12 +11,12 @@ jobs:
 
     steps:
       - name: Checkout TUF
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
 
       - name: Set up Python
-        uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: '3.x'
           cache: 'pip'
diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 198b14e2a3..a781a8c37f 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -18,13 +18,13 @@ jobs:
     needs: test
     steps:
       - name: Checkout release tag
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
           ref: ${{ github.event.workflow_run.head_branch }}
 
       - name: Set up Python
-        uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+        uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: '3.x'
 
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 536e7dae12..525c2fbce5 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       with:
         persist-credentials: false
 
diff --git a/.github/workflows/conformance.yml b/.github/workflows/conformance.yml
index b6b0c0455d..75334e9011 100644
--- a/.github/workflows/conformance.yml
+++ b/.github/workflows/conformance.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout conformance client
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index ac7f18c891..969580842d 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 'Checkout Repository'
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
       - name: 'Dependency Review'
diff --git a/.github/workflows/scorecards.yml b/.github/workflows/scorecards.yml
index 5b80ecaf42..ffc9badaad 100644
--- a/.github/workflows/scorecards.yml
+++ b/.github/workflows/scorecards.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/specification-version-check.yml b/.github/workflows/specification-version-check.yml
index 493275e969..ffb1930d96 100644
--- a/.github/workflows/specification-version-check.yml
+++ b/.github/workflows/specification-version-check.yml
@@ -14,10 +14,10 @@ jobs:
     outputs:
       version: ${{ steps.get-version.outputs.version }}
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
         with:
          persist-credentials: false
-      - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
+      - uses: actions/setup-python@83679a892e2d95755f2dac6acb0bfd1e9ac5d548 # v6.1.0
         with:
           python-version: "3.x"
       - id: get-version