Inside The Gentlemen Data Breach

Breaking down how this Ransomware-as-a-Service group has surged in the threat rankings.

Kela

According to a new report from KELA, The Gentlemen have surged to become the world’s #2 ransomware group, claiming 10% of all global victims this year. New research shows how the group:

  • Used the 2025 Black Basta leak as a training exercise.
  • Relied on AI to automate data theft and vibe-code infrastructure.
  • Prioritized $20M utilities to maximize pressure.
  • Were able to hijack corporate mailboxes.

The full report is available here.

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