Web Security Security
Browse free web security security tools and utilities.
Available Tools
Referrer Policy Checker
Check Referrer-Policy syntax, supported directives and expected referrer disclosure.
Permissions Policy Generator
Build a valid Permissions-Policy header with configurable browser feature allowlists.
Permissions Policy Validator
Check a pasted Permissions-Policy header and identify malformed or risky directives.
About Web Security Security Tools
Explore free online web security security tools for quick and accurate conversions and calculations.
All tools are browser-based and available without registration.