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Security Header Draft

Draft CSP, HSTS, and related response headers.

This utility processes input in your browser. Files and text are not uploaded to CoreyMcDaniel.com. The DNS tool is the exception: it contacts Cloudflare DoH only after you press Resolve.

How it works

Draft CSP, HSTS, and related response headers. Output can be copied, printed, or downloaded from this page. Use the result as a starting point and verify anything that will ship to production.