diff --git a/.github/workflows/cli.yml b/.github/workflows/cli.yml
index 5e548f369..93b628336 100644
--- a/.github/workflows/cli.yml
+++ b/.github/workflows/cli.yml
@@ -6,7 +6,10 @@ on:
       - main
   pull_request:
     branches:
-      - main 
+      - main
+
+permissions:
+  contents: read
 
 jobs:
   build:
@@ -25,15 +28,15 @@ jobs:
       VAULT_ADDR: "http://127.0.0.1:8200"
     steps:
       - name: Set up Go 1.20
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@6edd4406fa81c3da01a34fa6f6343087c207a568 # v3.5.0
         with:
           go-version: '1.20'
         id: go
 
       - name: Check out code into the Go module directory
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2
         with:
           path: ~/go/pkg/mod
           key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
@@ -62,14 +65,14 @@ jobs:
 
       - name: Upload artifact for Linux and Darwin
         if: matrix.os != 'windows'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
         with:
           name: sops-${{ matrix.os }}-${{ matrix.arch }}-${{ github.sha }}
           path: sops-${{ matrix.os }}-${{ matrix.arch }}-${{ github.sha }}
 
       - name: Upload artifact for Windows
         if: matrix.os == 'windows'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
         with:
           name: sops-${{ matrix.os }}-${{ github.sha }}
           path: sops-${{ matrix.os }}-${{ github.sha }}
@@ -86,9 +89,9 @@ jobs:
         run: curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | bash -s -- -y --default-toolchain 1.70.0
 
       - name: Check out code
-        uses: actions/checkout@v3
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
 
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@9bc31d5ccc31df68ecc42ccf4149144866c47d8a # v3.0.2
         with:
           name: sops-linux-amd64-${{ github.sha }}
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 000000000..564a959b6
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,53 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+    # Ignore changes to common non-code files.
+    paths-ignore:
+      - '**/*.md'
+      - '**/*.rst'
+      - '**/*.txt'
+      - '**/*.yml'
+      - '**/*.yaml'
+      - '**/*.json'
+      - '**/*.ini'
+      - '**/*.env'
+  schedule:
+    - cron: '25 6 * * 3'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@cdcdbb579706841c47f7063dda365e292e5cad7a # v2.13.4
+        with:
+          languages: go
+          # xref: https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
+          # xref: https://codeql.github.com/codeql-query-help/go/
+          queries: security-and-quality
+
+      # Build the project, and run CodeQL analysis.
+      # We do not make use of autobuild as this would run the first Make
+      # target, which includes a lot more than just the Go files we want to
+      # scan.
+      - name: Build
+        run: make install
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@cdcdbb579706841c47f7063dda365e292e5cad7a # v2.13.4
+        with:
+          category: "/language:go"