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.