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WordPress fix guide

Missing HSTS Header on WordPress

HTTP Strict-Transport-Security is not set. Users can be downgraded to insecure HTTP connections via man-in-the-middle attacks.

Issue ID: SEC-HSTS-001Severity: majorEffort: S

Why this matters

HTTP Strict-Transport-Security is not set. Users can be downgraded to insecure HTTP connections via man-in-the-middle attacks. This affects browser trust signals and whether visitors feel safe submitting contact details.

WordPress fix path

How to fix this on WordPress

Use the page editor, theme, or SEO tooling depending on where this issue lives.

  1. 1Inspect the page and theme output.
  2. 2Apply the fix in the most direct place.
  3. 3Publish and validate with a re-audit.

After you fix it

  • Check response headers for Strict-Transport-Security with curl -I or browser DevTools

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