Security headers for vitejs.dev

Security headers summary for vitejs.dev

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

Below you can review which headers vitejs.dev 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 vitejs.dev

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

Use cases

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

Frequently asked questions

Which security headers does vitejs.dev use?

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

Does vitejs.dev have a Content-Security-Policy?

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

Does vitejs.dev enforce HTTPS with HSTS?

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

Why does vitejs.dev have a low security score?

A low score means vitejs.dev 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 vitejs.dev free?

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

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