Instead of seeking out these lists, you should focus on ensuring your information isn't on them.
A "combo" list (short for combination list) is a simple text file containing thousands—sometimes millions—of username/email and password pairs. These lists are usually formatted as email:password or username:password . Download 125K Combo txt
Multi-Factor Authentication is the single best defense against credential stuffing. Even if a hacker has your password from a combo list, they can't get in without your secondary code. Instead of seeking out these lists, you should
Scammers use these lists to identify "premium" accounts they can resell on the dark web. White-hat hackers and researchers use them to test
White-hat hackers and researchers use them to test the strength of their own systems or to see if their own emails have been compromised. The Dangers of Downloading These Files
Many sites claiming to offer "free combo lists" are actually honey pots. The .txt file you think you are downloading might actually be an .exe or a script designed to install a keylogger on your machine.
Most publicly available lists are "recycled." By the time a list hits a public forum, the most valuable accounts have already been drained, and many users have already changed their passwords. How to Protect Yourself