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Recent BreachesData breach tracker

Threat Actors

A directory of the ransomware crews and extortion groups behind recent data breaches — filter by name or sort by activity, then open any group for the incidents we link to it.

Groups we track

Aurora

53 victimsLast seen Oct 23, 2026

Losttrust

53 victimsLast seen Sep 26, 2023

Maze

51 victimsLast seen Sep 11, 2020

AiLock

50 victimsLast seen Aug 26, 2026

Blacknevas

50 victimsLast seen Oct 15, 2026

Dark Project

49 victimsLast seen Oct 20, 2026

Nitrogen

49 victimsLast seen Oct 19, 2026

Tengu

49 victimsLast seen Mar 7, 2026

Trigona

49 victimsLast seen Mar 30, 2024

Mallox

48 victimsLast seen Jul 14, 2024

Crypto24

47 victimsLast seen Aug 31, 2026

Knight

47 victimsLast seen Jan 17, 2025

Emperador

46 victimsLast seen Oct 23, 2026

M3rx

45 victimsLast seen Sep 29, 2026

Midas

44 victimsLast seen Apr 14, 2022

Wallstreet

44 victimsLast seen Oct 23, 2026

Cmdorganization

43 victimsLast seen Jul 31, 2026

Panzer

43 victimsLast seen Oct 13, 2026

Donutleaks

42 victimsLast seen Aug 10, 2025

Majinahanashi

42 victimsLast seen Oct 23, 2026

Securotrop

42 victimsLast seen Oct 23, 2026

Blackshrantac

41 victimsLast seen Jan 16, 2026

Crpx0

41 victimsLast seen Aug 12, 2026

Embargo

41 victimsLast seen Sep 9, 2026

J

41 victimsLast seen Nov 1, 2025

No actors match that name on this page.

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Threat actor leaderboard

Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.