What is Klarna's security headers grade?

We scan klarna.com live for HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy, then assign an A+ to F grade with fix recommendations.

How can I check my own site's security headers?

Use the free Webalert Security Headers Checker to scan any URL and get the same A+ to F grade with per-header recommendations.

Klarna Security Headers Report

Live security headers grade for Klarna (klarna.com). We check HSTS, CSP, X-Frame-Options, and more.

Scanning Klarna...

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Why Klarna security headers matter

Security headers tell browsers how to protect visitors on klarna.com against clickjacking, MIME sniffing, XSS, and protocol downgrade. A strong grade (A/A+) means the service ships a modern security posture; a weak grade means important protections are missing.

Want the same scan for your own site? Use our free security headers checker, or check whether Klarna is currently up on the outage tracker.

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Frequently asked questions

What is Klarna's security headers grade?: We scan klarna.com live for HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, and Permissions-Policy, then assign an A+ to F grade with fix recommendations.
How can I check my own site's security headers?: Use the free Webalert Security Headers Checker to scan any URL and get the same A+ to F grade with per-header recommendations.