diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index d7ebdbfd..5fd269da 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -1,16 +1,20 @@
 version: 2
 updates:
-    # Maintain dependencies for GitHub Actions.
-    - package-ecosystem: "github-actions"
-      directory: "/"
-      schedule:
-          interval: "daily"
-      # Too noisy. See https://github.community/t/increase-if-necessary-for-github-actions-in-dependabot/179581
-      open-pull-requests-limit: 0
+  # Maintain dependencies for GitHub Actions.
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
+    ignore:
+      - dependency-name: "yiisoft/*"
 
-    # Maintain dependencies for Composer
-    - package-ecosystem: "composer"
-      directory: "/"
-      schedule:
-          interval: "daily"
-      versioning-strategy: increase-if-necessary
+  # Maintain dependencies for Composer
+  - package-ecosystem: "composer"
+    directory: "/"
+    schedule:
+        interval: "daily"
+    versioning-strategy: increase-if-necessary
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/bc.yml b/.github/workflows/bc.yml
index ffbd2ed1..5fb60542 100644
--- a/.github/workflows/bc.yml
+++ b/.github/workflows/bc.yml
@@ -13,6 +13,9 @@ on:
 
 name: backwards compatibility
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
diff --git a/.github/workflows/rector-cs.yml b/.github/workflows/rector-cs.yml
index 8806605d..2a16878f 100644
--- a/.github/workflows/rector-cs.yml
+++ b/.github/workflows/rector-cs.yml
@@ -11,7 +11,7 @@ on:
       - '.php-cs-fixer.dist.php'
 
 permissions:
-  contents: write
+  contents: read # Required to read repository contents by default.
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -19,6 +19,8 @@ concurrency:
 
 jobs:
   rector:
+    permissions:
+      contents: write # Required to push PHP CS Fixer and Rector changes back to the branch.
     uses: yiisoft/actions/.github/workflows/rector-cs.yml@master
     with:
       php: '8.1'
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
new file mode 100644
index 00000000..430255de
--- /dev/null
+++ b/.github/workflows/zizmor.yml
@@ -0,0 +1,22 @@
+name: GitHub Actions Security Analysis with zizmor 🌈
+
+on:
+  push:
+    branches:
+      - master
+      - main
+    paths:
+      - '.github/**.yml'
+      - '.github/**.yaml'
+  pull_request:
+    paths:
+      - '.github/**.yml'
+      - '.github/**.yaml'
+
+permissions:
+  actions: read # Required by zizmor when reading workflow metadata through the API.
+  contents: read # Required to read workflow files.
+
+jobs:
+  zizmor:
+    uses: yiisoft/actions/.github/workflows/zizmor.yml@master