diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 1f81bd6..a98d3d1 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -13,11 +13,15 @@ on:
   workflow_dispatch:
     # Allow workflow to be triggered manually.
 
+permissions: {}
+
 jobs:
   detect-secrets:
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
     name: detect-secrets
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     steps:
       - name: Checkout repository
@@ -42,6 +46,8 @@ jobs:
     needs: detect-secrets
 
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
     strategy:
       matrix:
         python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
@@ -63,6 +69,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Final Test Results
     needs: [build]
+    permissions: {}
     steps:
       - run: |
           result="${{ needs.build.result }}"
@@ -78,6 +85,8 @@ jobs:
     needs: build
     if: "github.ref_name == 'main' && github.event_name != 'pull_request'"
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     steps:
       - name: Checkout repository
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index c4e5207..62958c9 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -10,10 +10,14 @@ on:
   workflow_dispatch:
     # Allow this workflow to be triggered manually
 
+permissions: {}
+
 jobs:
   publish:
     name: publish-pypi
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     steps:
       - name: Checkout repository