This indicates the quantity—in this case, 35,000 lines of data.

Multi-factor authentication makes these "combo lists" almost useless, as the attacker would still need your physical device to log in.

In the world of cybersecurity, these files are the primary fuel for attacks. Hackers use automated tools to take these 35,000 pairs of emails and passwords and "stuff" them into other popular websites (like Netflix, Amazon, or banking portals) to see if the users reused their passwords.

Ensure every account has a unique, complex password so that a leak on one site doesn't compromise your entire digital life.

A "combo" is a text file containing pairs of credentials, usually formatted as username:password or email:password .

The standard filename for these types of credential lists. The Reality of These Files