Website repository that checks what sites your email address was used on were compromised.

Hudson Rock is described as 'With expertise developed at the cybercrime intelligence division at the prestigious 8200 cyber unit at the IDF, Hudson Rock’s powerful cybercrime threat intelligence feed provides invaluable data for infrastructure protection, end-user protection, and supply chain risk' and is a Data Breach tool in the security & privacy category. There are more than 10 alternatives to Hudson Rock, not only websites but also apps for Windows, Linux, Mac and SaaS. The best Hudson Rock alternative is Have I Been Pwned, which is free. Other great sites and apps similar to Hudson Rock are Data Breach Observatory, Intelligence X, Sherlock and Gibiru.
Website repository that checks what sites your email address was used on were compromised.

Automated system scans dark web sources to deliver real-time breach alerts when sensitive data or credentials are discovered, empowering businesses to investigate, respond promptly, prevent further exposure, and maintain security by identifying compromised accounts and files.


Intelligence X is a search engine and data archive. Search Tor, I2P, data leaks and the public web by email, domain, IP, CIDR, Bitcoin address and more.



Command line tool that checks usernames across hundreds of social media platforms, outputs results as text, CSV, or JSON, is cross-platform and open source, lightweight, privacy-respecting, supports bulk searches, aids security audits, and digital investigations.




LeakCheck offers a search engine with a database of more than 7 billion leaked records. Users can search for leaked information using email addresses, usernames, phone numbers, keywords, and domain names. Our goal is to safeguard the data of people and companies.


Protect your account, discover its leaks, avoid using insecure passwords. Breach search engine powered by LeakCheck.net. Check if your password was compromise before it's too late. More results than HIBP.


HackCheck monitors your online accounts to detect hacker attacks and alerts you when an attack occurs! Powered by Have I Been Pwned



PassSafe protects people around the world by reporting more than 4,196,958,468 leaked encrypted information worldwide.
WeScan is a free and easy-to-use security tool designed to help individuals protect their digital identity. By entering your email address, you can instantly check if it has appeared in known data breaches or leaks.



In today's digital landscape, your online presence is constantly at risk. Cybercriminals are becoming increasingly sophisticated, and the stakes have never been higher. Your sensitive information, client data, and even your reputation are on the line.

LeakNix is a privacy-first cybersecurity search engine designed to democratize access to data breach intelligence.

