Security headers for github.com

Security headers summary for github.com

This page validates the HTTP security headers returned by github.com, scoring its protection against common web attacks.

Below you can review which headers github.com sends, which are missing, and recommendations to harden the configuration.

What are HTTP security headers?

HTTP security headers are response headers that instruct the browser to apply protective policies, mitigating attacks such as XSS, clickjacking and content sniffing.

Key headers include Content-Security-Policy (CSP), Strict-Transport-Security (HSTS), X-Frame-Options, X-Content-Type-Options and Referrer-Policy.

How to interpret the headers of github.com

A higher score means github.com sends more of the recommended security headers with secure values. Missing headers are highlighted so you know what to add.

Focus first on CSP and HSTS for github.com, as they provide the strongest protection against scripting and downgrade attacks.

Use cases

  • Audit the security headers of github.com before or after a deploy.
  • Identify missing headers that increase attack risk on github.com.
  • Verify that github.com enforces HTTPS with HSTS.
  • Support hardening reports and security reviews for github.com.

Frequently asked questions

Which security headers does github.com use?

This page lists the HTTP security headers present on github.com, such as CSP, HSTS, X-Frame-Options and X-Content-Type-Options, along with their values.

Does github.com have a Content-Security-Policy?

The results show whether github.com sends a Content-Security-Policy header and whether its value is considered secure.

Does github.com enforce HTTPS with HSTS?

The Strict-Transport-Security section indicates whether github.com forces HTTPS and for how long, including includeSubDomains and preload flags.

Why does github.com have a low security score?

A low score means github.com is missing important headers or sends insecure values. The missing-headers and recommendations sections explain how to improve it.

Is the security headers check for github.com free?

Yes. The XploreNetHub Security Headers Validator is completely free, requires no sign-up and runs directly in your browser.

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