diff --git a/.github/workflows/build-test-images.yml b/.github/workflows/build-test-images.yml
index ffe3284d..465f447f 100644
--- a/.github/workflows/build-test-images.yml
+++ b/.github/workflows/build-test-images.yml
@@ -1,5 +1,8 @@
 name: Build and publish containerization test images
 
+permissions:
+  contents: read
+
 on: 
   workflow_dispatch: 
     inputs: 
diff --git a/.github/workflows/containerization-build-template.yml b/.github/workflows/containerization-build-template.yml
index 1c64539b..fe2d35a9 100644
--- a/.github/workflows/containerization-build-template.yml
+++ b/.github/workflows/containerization-build-template.yml
@@ -1,5 +1,8 @@
 name: Build containerization template
 
+permissions:
+  contents: read
+
 on: 
   workflow_call:
     inputs:
diff --git a/.github/workflows/containerization-build.yml b/.github/workflows/containerization-build.yml
index ffa444bb..afabbdb8 100644
--- a/.github/workflows/containerization-build.yml
+++ b/.github/workflows/containerization-build.yml
@@ -1,5 +1,8 @@
 name: Build containerization
 
+permissions:
+  contents: read
+
 on:
   pull_request:
     types: [opened, reopened, synchronize]
diff --git a/.github/workflows/docs-release.yaml b/.github/workflows/docs-release.yaml
index d3fc44b2..bd569d0c 100644
--- a/.github/workflows/docs-release.yaml
+++ b/.github/workflows/docs-release.yaml
@@ -1,6 +1,10 @@
 # Manual workflow for releasing docs ad-hoc. Workflow can only be run for main or release branches. 
 # Workflow does NOT publish a release of containerization.
 name: Deploy application website
+
+permissions:
+  contents: read
+
 on: 
   workflow_dispatch:
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6126acaf..3e3cc727 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,5 +1,8 @@
 name: Release containerization
 
+permissions:
+  contents: read
+
 on: 
   push: 
     tags: