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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

nitrogen

48 victimsLast seen Jun 3, 2026

knight

47 victimsLast seen Jan 17, 2025

crypto24

46 victimsLast seen Apr 17, 2026

Global Secret Group

46 victimsLast seen Aug 25, 2026

insomnia

46 victimsLast seen Aug 19, 2026

midas

44 victimsLast seen Apr 14, 2022

cmdorganization

43 victimsLast seen Jul 31, 2026

donutleaks

42 victimsLast seen Aug 10, 2025

blackshrantac

41 victimsLast seen Jan 16, 2026

Crpx0

41 victimsLast seen Aug 12, 2026

J

41 victimsLast seen Nov 1, 2025

blacknevas

40 victimsLast seen Aug 12, 2026

embargo

40 victimsLast seen Jun 30, 2026

darkleakmarket

39 victimsLast seen May 25, 2022

dragonransomware

39 victimsLast seen Dec 16, 2024

metaencryptor

39 victimsLast seen Aug 23, 2026

securotrop

39 victimsLast seen Aug 18, 2026

CRPxO

37 victimsLast seen Aug 2, 2026

m3rx

37 victimsLast seen Aug 14, 2026

ciphbit

36 victimsLast seen Feb 10, 2026

helldown

36 victimsLast seen Nov 6, 2024

nokoyawa

36 victimsLast seen Aug 4, 2023

arvinclub

35 victimsLast seen Oct 15, 2023

spook

35 victimsLast seen Oct 19, 2021

Dark Project

34 victimsLast seen Aug 25, 2026

lamashtu

34 victimsLast seen Jun 17, 2026

moneymessage

34 victimsLast seen Jul 25, 2026

Storm

34 victimsLast seen Aug 24, 2026

aurora

33 victimsLast seen Aug 27, 2026

dAn0n

33 victimsLast seen Aug 23, 2024

obscura

33 victimsLast seen Jan 11, 2026

blackmatter

32 victimsLast seen Nov 4, 2021

global

32 victimsLast seen Aug 20, 2025

marketo

32 victimsLast seen Feb 14, 2022

suncrypt

32 victimsLast seen Jun 18, 2022

Coinbase Cartel

31 victimsLast seen Aug 26, 2026

alphalocker

30 victimsLast seen Feb 28, 2026

frag

30 victimsLast seen Jun 12, 2025

payloadbin

29 victimsLast seen Jun 22, 2024

L Group

28 victimsLast seen Aug 23, 2026

Majinahanashi

28 victimsLast seen Aug 25, 2026

onyx

28 victimsLast seen Nov 21, 2022

bravox

26 victimsLast seen Aug 17, 2026

kelvinsecurity

26 victimsLast seen May 24, 2022

Leakeddata

26 victimsLast seen Aug 27, 2026

netwalker

26 victimsLast seen Dec 12, 2020

underground

26 victimsLast seen Aug 15, 2025

werewolves

26 victimsLast seen Mar 4, 2024

fulcrumsec

25 victimsLast seen Jun 11, 2026

kraken

25 victimsLast seen Nov 13, 2025

lapsus$

25 victimsLast seen Jun 23, 2026

titan

25 victimsLast seen Aug 20, 2026

vect

25 victimsLast seen Apr 15, 2026

doppelpaymer

23 victimsLast seen Apr 10, 2021

morpheus

23 victimsLast seen Jul 30, 2026

radar

22 victimsLast seen Apr 29, 2026

ryuk

22 victimsLast seen Nov 7, 2024

daixin

21 victimsLast seen Sep 11, 2025

unsafe

21 victimsLast seen Aug 10, 2026

xinglocker

21 victimsLast seen Oct 26, 2021

hellcat

20 victimsLast seen Apr 7, 2025

leaktheanalyst

20 victimsLast seen Mar 29, 2022

cephalus

19 victimsLast seen Aug 29, 2025

ralord

19 victimsLast seen Apr 27, 2025

siegedsec

19 victimsLast seen May 14, 2025

AuditTeam

18 victimsLast seen Aug 26, 2026

brotherhood

18 victimsLast seen Jan 6, 2026

d4rk4rmy

18 victimsLast seen Aug 16, 2025

mountlocker

18 victimsLast seen Feb 8, 2022

trinity

18 victimsLast seen Mar 16, 2025

ALP-001

17 victimsLast seen Apr 8, 2026

sabbath

17 victimsLast seen Feb 28, 2022

apos

16 victimsLast seen Jun 24, 2025

Booba Project

16 victimsLast seen Aug 24, 2026

datacarry

16 victimsLast seen Dec 6, 2025

dunghill

16 victimsLast seen Jul 1, 2025

ExfilSquad

16 victimsLast seen Jul 26, 2026

madliberator

16 victimsLast seen Oct 1, 2024

mosesstaff

16 victimsLast seen Dec 18, 2021

Panzer

16 victimsLast seen Aug 24, 2026

redransomware

16 victimsLast seen Jun 11, 2024

ShadowByt3$

16 victimsLast seen Aug 25, 2026

tridentlocker

16 victimsLast seen Apr 27, 2026

azroteam

15 victimsLast seen Mar 30, 2024

cheers

15 victimsLast seen Sep 14, 2022

nefilim

15 victimsLast seen Sep 9, 2021

benzona

14 victimsLast seen Jan 30, 2026

blackwater

14 victimsLast seen Aug 24, 2026

freecivilian

14 victimsLast seen Dec 31, 2022

kawa4096

14 victimsLast seen Jul 27, 2025

sparta

14 victimsLast seen Sep 22, 2022

weyhro

14 victimsLast seen Aug 10, 2025

argonauts

13 victimsLast seen Dec 16, 2024

mindware

13 victimsLast seen May 5, 2022

Section9

13 victimsLast seen Jul 29, 2026

blackout

12 victimsLast seen Jul 19, 2026

IMNCrew

12 victimsLast seen Sep 16, 2025

teamxxx

12 victimsLast seen Aug 3, 2025

cryp70n1c0d3

11 victimsLast seen Dec 18, 2021

Icarus

11 victimsLast seen Jun 23, 2026

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.