Security headers for kubernetes.io

Security headers summary for kubernetes.io

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

Below you can review which headers kubernetes.io 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 kubernetes.io

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

Use cases

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

Frequently asked questions

Which security headers does kubernetes.io use?

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

Does kubernetes.io have a Content-Security-Policy?

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

Does kubernetes.io enforce HTTPS with HSTS?

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

Why does kubernetes.io have a low security score?

A low score means kubernetes.io 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 kubernetes.io free?

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

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