Secret scanning alerts are now generally available for all public repositories. Admins can now turn on the alert experience with one click.
GitHub offers secret scanning for free
GitHub boosts secrets scanning: A necessary step, but supply chain
Managing code scanning alerts for your repository - GitHub Docs
Managing code scanning alerts for your repository - GitHub Docs
How to Prevent Secret Leaks in Your Repositories
Secret scanning alerts are now available (and free) for all public repositories - The GitHub Blog
Enhancing Code Security: Leveraging GitHub Advanced Security for Effective Secret Scanning, by Kasun Rajapakse
Experiment reveals differences in secret leak detection on Git
GitHub Advanced Security Features and Capabilities - Canarys