: A service that alerts you if your online accounts are involved in a data leak.
: Possessing or using leaked credentials is a violation of the law in many jurisdictions (such as the CFAA in the US) and can lead to criminal charges.
: These lists are the result of data breaches. Using them involves interacting with stolen personal information of innocent users. Safe Alternatives
These files are used by malicious actors to gain unauthorized access to accounts. The process involves using automated software to "stuff" these credentials into login pages of popular services (like Netflix, Spotify, or Steam) to see which ones work.
: Most public combolists are "recycled" or "public." This means the credentials have already been checked by thousands of others, and the original accounts have likely been locked or the passwords changed.