If you see this string associated with your own data or are concerned about your security:
The string refers to a massive collection of compromised credentials (usernames/emails and passwords) specifically curated to target cryptocurrency users, particularly those on platforms like Binance and IC Markets . What is this "Combolist"?
: Enable hardware-based (YubiKey) or app-based (Google Authenticator) MFA. Avoid SMS-based MFA, as it is vulnerable to SIM swapping [7]. If you see this string associated with your
: The list is likely compiled from breaches of crypto-adjacent websites (forums, news sites, or smaller exchanges), under the assumption that users often reuse passwords across different financial platforms [1, 4]. How the Attack Works
: Use services like Have I Been Pwned to see if your email is part of this or other known breaches [1]. Avoid SMS-based MFA, as it is vulnerable to SIM swapping [7]
: An attacker loads the 1.39M credentials into a "checker" or "sentry" bot [2].
: If a user reused a password from an old breach on their Binance account, the attacker gains access to their funds [5]. Immediate Risks and Mitigation : An attacker loads the 1
In cybersecurity, a "combolist" is a text file containing lists of login credentials stolen from previous data breaches [1, 2]. This specific list is marketed or shared in underground forums with several key characteristics: