: Using these lists to attempt to log into accounts that do not belong to you is illegal and violates the terms of service of almost every platform.
: A trusted site where you can enter your email to see if it appeared in any known data breaches. 100K COMBO MIX BY Old_Deep.txt
: Use services like Bitwarden or 1Password to generate unique, strong passwords for every site, so that one leak doesn't compromise all your accounts. : Using these lists to attempt to log
These files generally contain large lists of username/email and password pairs (e.g., user@email.com:password123 ) harvested from data breaches. Why you should be cautious: strong passwords for every site
If you came across this while searching for your own security, I recommend using legitimate tools to check if your data has been leaked: