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HTTP Security Headers 101: Implementing HSTS, CSP & X-Frame-Options

David KAug 10, 20265 min read

HTTP response headers tell the browser how to handle site content securely.

Must-Have Headers

  1. 1Strict-Transport-Security (HSTS): Forces HTTPS connections.
  1. 2Content-Security-Policy (CSP): Restricts untrusted script execution.
  1. 3X-Frame-Options: DENY - Prevents iframe clickjacking attacks.

Inspect Your Headers

Test your domain headers with our HTTP Security Header Inspector.

Keywords:#Security Headers#HSTS#Content Security Policy#X-Frame-Options
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