HTTP Header Security Auditor
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What does this tool do?
Missing security headers leave your site open to clickjacking, MIME sniffing and protocol downgrade attacks. Tick the headers you want to deploy and get production-ready Apache .htaccess and Nginx config snippets with secure recommended values — hardened in one paste.
Key features
- Google-focused
- Schema generators
- Meta tag tools
- Site auditors
Missing security headers leave your site open to clickjacking, MIME sniffing and protocol downgrade attacks. Tick the headers you want to deploy and get production-ready Apache .htaccess and Nginx config snippets with secure recommended values — hardened in one paste.
Select Headers to Deploy
Generated Configuration
Audit tip: check your live headers anytime with your browser dev tools (Network tab) or an online header checker, then compare against this list.
How to Use
- Tick the security headers you want to deploy on your site.
- Choose Apache or Nginx to match your server, then review the generated config.
- Copy the snippet into your .htaccess or server block and test your site afterwards.
Core Features
- 100% free forever — no signup, no paywall, no usage limits.
- Fully client-side: everything runs in your browser; your data never leaves your device.
- No external APIs or servers — works offline once the page loads.
- Mobile-friendly responsive design with instant live results.
Frequently Asked Questions
Will these headers break my website?
The recommended values are conservative and safe for most sites. Test thoroughly after deploying — especially Content-Security-Policy if you load third-party scripts.
Does this tool scan my live website?
No. It generates ready-to-paste configuration from best-practice values. Use your browser dev tools Network tab to audit the headers your server currently sends.
How to Use HTTP Header Security Auditor
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