It is primarily used for Credential Stuffing . Attackers use automated bots to "stuff" these combinations into the login pages of popular sites (like Netflix, Spotify, or banking portals) to see if the victim reused the same password.
If you suspect your information may be included in this or similar leaks: 90K MIX COMBO VIP_COMBO_0.txt
These lists often circulate on "leak forums," Telegram channels, and dark web marketplaces. Security Risks & Implications It is primarily used for Credential Stuffing