HTTP Security Headers
redcross.org.uk
Final status: 200 · Server: Vercel
http://redcross.org.uk (301)https://redcross.org.uk/ (301)https://www.redcross.org.uk/ (200)
Security Headers
Strict-Transport-Security (HSTS)
Forces browsers to use HTTPS, preventing protocol-downgrade attacks.
Content-Security-Policy (CSP)
Limits where scripts/resources can load from — the strongest defense against XSS.
X-Frame-Options ALLOW-FROM https://app.kontent.ai
Blocks the site from being embedded in iframes (clickjacking protection).
X-Content-Type-Options
Stops browsers from MIME-sniffing responses away from the declared type.
Referrer-Policy strict-origin-when-cross-origin, no-referrer-when-downgrade
Controls how much referrer information is sent to other sites.
Permissions-Policy
Restricts access to browser features like camera, microphone, geolocation.