Know When Hackers Breach Companies
And What They Stole

Preventing Account Takeover With Actionable Threat Intelligence


Check your email or domain to discover everything that hackers know about you

Real-time Alerts

Stay up to date with what websites have been hacked and how your data has been exposed.

Deep Exploration

Security experts search billions of emails, passwords, and other parts of digital identities to find risk.

Continuous Monitoring For Risk

Your websites and assets are continuously monitored for new risks.

Easy Recovery

We guide our clients through steps they can take to recover from a hack and improve their security.

About HackNotice

HackNotice is the easiest way to find out when hackers steal your data or leak your identity. Find hacks that you have been a part of and see what hackers know about you or your business. Sign up today and get instant access to our collections of tens of thousands of hacks and tens of billions of credential and identity leaks.

Stop Account Takeovers

Hackers gain access to millions of user accounts each year, stealing data and disrupting lives. These accounts ultimately are used to commit data breaches, financial fraud, and identity theft to fuel a multi-billion dollar industry that shows no sign of slowing down.

HackNotice Clients

HackNotice monitors in real-time. I no longer have to wait for a company with my personal info to disclose the breach. I can take immediate action.


I found my password and pin! Great service!


I missed the elance breach and one of my passwords was leaked during that and you found it!


HackNotice is very slick! I especially appreciated the walk through.


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