Check your password strength and see exactly what your browser reveals about you — all in one place, all in your browser, all completely private.
Analysis runs entirely in your browser — your password is never transmitted.
The data collected from your browser suggests you are likely a American English speaker, currently in UTC, using a Windows PC running Windows 11/10 with Chrome. Your device has 32 CPU cores and a screen resolution of 1280×720. This information — and more — is available to every website you visit, without you clicking anything or granting any permissions.
Expert guides and tools based on official NCSC guidance — covering every aspect of your online security.
Three random words, password managers, and why length beats complexity. NCSC-approved advice.
Check if your email address has appeared in a known data breach. Powered by the HIBP database.
Generate a strong, memorable password using the Three Random Words method or a random string.
What VPNs do, what they don't do, and which ones are worth paying for.
How to spot phishing emails, report them to the NCSC, and protect yourself from scams.
Voice cloning, deepfakes, AI-powered phishing — the new threats you need to know about.