Breachforum

: The primary activity is the sharing of "combs" (combination lists of emails and passwords) and "databases." Large-scale leaks, such as the AT&T and DC Health Link breaches, were famously advertised or hosted here.

Hackers often dump free samples to build reputation. Security teams should actively monitor breach forums (via threat intelligence services) to see if their corporate domain appears in a "free leak." By the time you get a breach notification, the data has likely been traded for months. breachforum

BreachForum did not emerge from a vacuum. It was the spiritual successor to , a similar platform seized by the U.S. Department of Justice in 2022. After RaidForums was taken down, a 20-year-old hacker known by the pseudonym "Pompompurin" (later identified as Conor Brian Fitzpatrick) launched BreachForum as its direct replacement. : The primary activity is the sharing of

As the dark web continues to evolve, new platforms and marketplaces are emerging to take the place of BreachForum. However, the lessons learned from BreachForum's rise and fall will undoubtedly inform future efforts to combat cybercrime. BreachForum did not emerge from a vacuum

In 2020, a joint effort between the FBI and international law enforcement agencies resulted in the seizure of several BreachForum domains. However, the platform's operators quickly adapted, migrating to new infrastructure and continuing to operate.