diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 1bc165a..b282185 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1 +1,2 @@
 * @Coding-Autopilot-System/core
+/.github/         @Coding-Autopilot-System/core
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1e6fb29..eee477e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -170,6 +170,7 @@ jobs:
     if: always()
     needs: [build-and-test, acceptance, dashboard-e2e, stress, windows, supply-chain]
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     steps:
       - name: Require every enterprise gate
         env:
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 421054f..8f12cdf 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -4,10 +4,14 @@ on:
     branches: [ "main", "master" ]
   pull_request:
     branches: [ "main", "master" ]
+permissions:
+  contents: read
+
 jobs:
   analyze:
     name: Analyze
     runs-on: ubuntu-latest
+    timeout-minutes: 15
     permissions:
       actions: read
       contents: read
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 6c1d78d..b7bf3d2 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -14,6 +14,7 @@ concurrency:
 jobs:
   build:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
@@ -29,6 +30,7 @@ jobs:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     needs: build
     steps:
       - name: Deploy to GitHub Pages
diff --git a/.github/workflows/pr-lint.yml b/.github/workflows/pr-lint.yml
index fa422bc..e9325d4 100644
--- a/.github/workflows/pr-lint.yml
+++ b/.github/workflows/pr-lint.yml
@@ -6,9 +6,14 @@ on:
       - edited
       - synchronize
 
+permissions:
+  contents: read
+  pull-requests: read
+
 jobs:
   main:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
       - uses: amannn/action-semantic-pull-request@v5
         env:
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 15bb31c..168db20 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -3,9 +3,15 @@ on:
   schedule:
     - cron: '0 0 * * *'
 
+permissions:
+  contents: read
+  issues: write
+  pull-requests: write
+
 jobs:
   stale:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
       - uses: actions/stale@v8
         with: