Awarded for completing Node.js Security: URL Parsing and TLS Certificate Pinning and passing its exam, demonstrating the ability to standardize on consistent URL parsing for security decisions, implement and operate certificate pinning safely, and test both deliberately as part of a security review.
Certificates are designed to be checked, not just displayed.
The credential is valid for 12 months from issue. Its public page states the expiry date, and renewing means passing the current exam again — so the credential always reflects the current material.