Does a match mean my account is currently hacked?

Not necessarily, but it means your details appeared in a known breach.

No, it stays in your browser session.

Should I change my password after a match?

Yes, and avoid reusing the old password elsewhere.

Yes, you can run checks one at a time.

No, it provides information so you can take action.

Security & Privacy

Securely check if your password appears in known data breaches via HIBP k-anonymity.

Securely check if your password appears in known data breaches via HIBP k-anonymity.

#pwned#breach#hibp#privacy

Privacy-first

Runs entirely in your browser session.

No uploads

Inputs stay in your browser during processing.

Predictable performance

No server queue delays for standard tasks.

Operational control

You choose method, options, and output flow.

API

If you need this workflow at scale, automate it in your product.

Automate security operations across pipelines and integrate browser-first processing into your application stack.

Coming Soon