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Fix missing security headers

Missing security headers (HSTS, CSP, X-Frame-Options) leave the app vulnerable. Add headers for defense in depth.

Common causes

  • No Strict-Transport-Security.
  • No Content-Security-Policy.
  • No X-Frame-Options (clickjacking).

How to fix

  • Add HSTS, CSP, X-Frame-Options.
  • Use Security Headers Analyzer to audit.
  • Follow recommendations.

Use our tool

Analyze headers