Hardened
Free security audit — no signup required

Is your app hardened?

Find out in 15 seconds. Get a detailed security score with copy-paste fixes for every vulnerability. Free.

26 checks across HTTPS, headers, CORS, cookies, DNS, TLS, and more

Everything you need to ship with confidence

Security Score

Get a 0-100 score covering HTTPS, headers, CORS, cookies, DNS, TLS, and more.

Detailed Fixes

Copy-paste code snippets for Next.js, Express, and Hono to fix every issue.

Weekly Monitoring

Pro users get automatic weekly re-scans with email alerts on regressions.

See what you get

Example scan result for a typical AI-generated app

62

example-app.vercel.app

5 passed, 3 failed — scanned in 1.2s

HTTPS Certificatecritical
TLS Versioncritical
Content Security Policycritical
HSTScritical
X-Frame-Optionswarning
Referrer-Policywarning
SPF Recordwarning
CORSwarning