Security headers for python.org

Security headers summary for python.org

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

Below you can review which headers python.org 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 python.org

A higher score means python.org 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 python.org, as they provide the strongest protection against scripting and downgrade attacks.

Use cases

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

Frequently asked questions

Which security headers does python.org use?

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

Does python.org have a Content-Security-Policy?

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

Does python.org enforce HTTPS with HSTS?

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

Why does python.org have a low security score?

A low score means python.org 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 python.org free?

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

Related analysis for python.org