How-tos for leak prevention
Prevent exposed secrets from reaching your repositories and protected branches.
Enabling push protection for your repository
With push protection, secret scanning blocks contributors from pushing secrets to a repository and generates an alert whenever a contributor bypasses the block.
Managing push protection for users
You can control GitHub's ability to block your pushes that may contain secrets.
Blocking pull request merges that contain secrets
Prevent exposed secrets from reaching protected branches by requiring contributors to resolve secret scanning alerts before merging.