Tables Turned: Gentlemen Ransomware Group Suffers Data Leak

Internal Communications Dumped Online, Revealing Fresh Victims, Repeat Tactics Mathew J. Schwartz (euroinfosec) • May 11, 2026

A ransomware organization is suffering an extreme case of turnabout is fair play through a data breach that splaying internal correspondence across the internet.

See Also: AI Pushes Cyberattacks to New Speed Levels

"The Gentlemen" surfaced as a ransomware-as-a-service organization in mid-2025 with - as SOCRadar has noted - little intention of playing nice. Hints that The Gentlemen suffered a data breach first surfaced on May 4, in a post to cybercrime forum Breached with the subject line "The Gentlemen - hacked data for sale," requested $10,000, payable in bitcoin, "for the full data," with samples available on request.

Whether or not someone paid isn't clear, but on Friday, the same user listed a link to file-sharing site MediaFire, for downloading the stolen data for free.

"What makes the material especially ...