diff --git a/.github/workflows/build-and-test.yaml b/.github/workflows/build-and-test.yaml
index 787fc1d..8deb889 100644
--- a/.github/workflows/build-and-test.yaml
+++ b/.github/workflows/build-and-test.yaml
@@ -10,6 +10,9 @@ on:
       - main
   pull_request:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: ${{ github.event_name == 'pull_request' }}
diff --git a/.github/workflows/release-check.yaml b/.github/workflows/release-check.yaml
index 4491230..73124f4 100644
--- a/.github/workflows/release-check.yaml
+++ b/.github/workflows/release-check.yaml
@@ -10,6 +10,9 @@ on:
       - main
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: ${{ github.event_name == 'pull_request' }}
diff --git a/.github/workflows/release-python.yaml b/.github/workflows/release-python.yaml
index fa8ce17..c5b8329 100644
--- a/.github/workflows/release-python.yaml
+++ b/.github/workflows/release-python.yaml
@@ -9,6 +9,9 @@ on:
     tags:
       - 'v*'
 
+permissions:
+  contents: read
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: ${{ github.event_name == 'pull_request' }}
diff --git a/.github/workflows/reusable-python-build-and-test.yaml b/.github/workflows/reusable-python-build-and-test.yaml
index 14f036d..58562dc 100644
--- a/.github/workflows/reusable-python-build-and-test.yaml
+++ b/.github/workflows/reusable-python-build-and-test.yaml
@@ -50,6 +50,9 @@ on:
         type: boolean
         default: true
 
+permissions:
+  contents: read
+
 jobs:
   pylint:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
new file mode 100644
index 0000000..3b71379
--- /dev/null
+++ b/.github/workflows/scorecard.yml
@@ -0,0 +1,51 @@
+# Copyright AGNTCY Contributors (https://github.com/agntcy)
+# SPDX-License-Identifier: Apache-2.0
+
+name: OpenSSF Scorecard
+
+on:
+  branch_protection_rule:
+  schedule:
+    - cron: '30 1 * * 6'
+  push:
+    branches: [ "main" ]
+  workflow_dispatch: {}
+
+permissions: read-all
+
+jobs:
+  analysis:
+    name: Scorecard analysis
+    runs-on: ubuntu-latest
+    permissions:
+      # Needed to upload the results to code-scanning dashboard.
+      security-events: write
+      # Needed to publish results and get a badge (see publish_results below).
+      id-token: write
+      contents: read
+      actions: read
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Run analysis
+        uses: ossf/scorecard-action@2d1146689b8cda280b9bc96326124645441f03bc # v2.4.4
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          publish_results: true
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
+        with:
+          name: SARIF file
+          path: results.sarif
+          retention-days: 5
+
+      - name: Upload to code-scanning
+        uses: github/codeql-action/upload-sarif@cdf488f595d80d6e07e03d4674febd5ab45fa938 # v4.37.9
+        with:
+          sarif_file: results.sarif
diff --git a/README.md b/README.md
index 247f36e..61e97bb 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # SLIMA2A
 
+[![OpenSSF Scorecard](https://api.scorecard.dev/projects/github.com/agntcy/slim-a2a-python/badge)](https://scorecard.dev/viewer/?uri=github.com/agntcy/slim-a2a-python)
+
 SLIMA2A is a SLIM transport for A2A using slim's RPC protocol (srpc). It allows
 agents to communicate over the SLIM network using the A2A protocol, using SLIM
 identities for authentication and addressing.