Security tool

HTTP Security Headers Analyzer

Analyze a site's HTTP response headers against the OWASP Secure Headers recommendations: HSTS, Content-Security-Policy, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, cross-origin isolation, and information disclosure — with a security grade and AI remediation on premium plans.

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Analyses are stored to your account so you can track your header-security grade over time.

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