diff --git a/.github/workflows/6scm-sync.yml b/.github/workflows/6scm-sync.yml
index 2347677..aa8427f 100644
--- a/.github/workflows/6scm-sync.yml
+++ b/.github/workflows/6scm-sync.yml
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: MPL-2.0
 name: 6SCM Mirror Check
 
 on:
@@ -8,6 +9,9 @@ on:
     paths:
       - '.machine_readable/**'
 
+permissions:
+  contents: read
+
 jobs:
   check:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index ea65bf3..c7cdefa 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: MPL-2.0
 # For most projects, this workflow file will not need changing; you simply need
 # to commit it to your repository.
 #
@@ -19,6 +20,11 @@ on:
   schedule:
     - cron: '15 12 * * 3'
 
+permissions:
+  contents: read
+  security-events: write
+  actions: read
+
 jobs:
   analyze:
     name: Analyze (${{ matrix.language }})
@@ -67,7 +73,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v4
+      uses: github/codeql-action/init@e0647621c2984b5ed2f768cb892365bf2a616ad1 # v4
       with:
         languages: ${{ matrix.language }}
         build-mode: ${{ matrix.build-mode }}
@@ -96,6 +102,6 @@ jobs:
         exit 1
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v4
+      uses: github/codeql-action/analyze@e0647621c2984b5ed2f768cb892365bf2a616ad1 # v4
       with:
         category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/governance.yml b/.github/workflows/governance.yml
index 24f9d87..019d7cf 100644
--- a/.github/workflows/governance.yml
+++ b/.github/workflows/governance.yml
@@ -23,4 +23,4 @@ permissions:
 
 jobs:
   governance:
-    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
\ No newline at end of file
+    uses: hyperpolymath/standards/.github/workflows/governance-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
\ No newline at end of file
diff --git a/.github/workflows/hypatia-scan.yml b/.github/workflows/hypatia-scan.yml
index f99319d..2e7e939 100644
--- a/.github/workflows/hypatia-scan.yml
+++ b/.github/workflows/hypatia-scan.yml
@@ -25,5 +25,5 @@ permissions:
 
 jobs:
   hypatia:
-    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
+    uses: hyperpolymath/standards/.github/workflows/hypatia-scan-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
     secrets: inherit
\ No newline at end of file
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index a2bc258..64ac2ac 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -12,7 +12,7 @@ permissions: read-all
 
 jobs:
   analysis:
-    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@d7c22711e830e1f383846472f6e9b99debdb201e
+    uses: hyperpolymath/standards/.github/workflows/scorecard-reusable.yml@81dbf2dd854b1444fd6236fa2352474383b2c2b9
     permissions:
       contents: read
       security-events: write