A combo list is a text file containing pairs of . These are typically harvested from multiple past data breaches and compiled into a single file for automated testing against various websites. Combolists and ULP Files on the Dark Web - Group-IB
A review of a specific "combo list" like the typically centers on its utility for credential stuffing and the risks associated with handling it. Summary of "Combo Lists" Download 308k Combo List Amr Private txt