Web security

Referrer-Policy set

Security headers, HTTPS enforcement, cookies and cross-origin rules of the website.

Why it matters

Full URLs - including tokens or personal data in query strings - are sent to every external site users click through to.

How to fix it

Quick fix · under 1 hour

Add the header in the web server (or CDN) configuration of the site.
Reload the web server and re-run the scan to confirm.

nginx

add_header Referrer-Policy "strict-origin-when-cross-origin" always;

Apache

Header always set Referrer-Policy "strict-origin-when-cross-origin"

All recommended headers (nginx)

# inside the server { } block that serves HTTPS
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
add_header X-Content-Type-Options "nosniff" always;
add_header X-Frame-Options "DENY" always;
add_header Referrer-Policy "strict-origin-when-cross-origin" always;
add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;

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How we test it

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