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Recent Breaches › Attack methods › Data Extortion & Leaks

Attack method

Data Extortion & Leaks

Data-extortion actors steal data and threaten to publish or sell it unless the victim pays, even without deploying ransomware.
31302tracked breaches

Groups using this method

LockBit 3348Qilin 2239Akira 1570Clop 1343Play 1300INC Ransom 955The Gentlemen 925RansomHub 841ALPHV 727DragonForce 647SafePay 553Black Basta 522Medusa 515Bianlian 5078base 448Lynx 417Everest 399Lockbit5 356Conti 351Dispossessor 344NightSpire 323Pysa 308Hunters 305Killsec 284
+318 more groups
Rhysida 280Sinobi 274Cactus 247Coinbase Cartel 223Royal 211Hive 208Ransomhouse 205Stormous 190Fog 189Vicesociety 188Devman 183Blacksuit 183Babuk2 178Nova 175World Leaks 175Handala 172Funksec 171Cloak 166Apt73 158ShinyHunters 157Space Bears 157Blackbyte 147Avaddon 146Meow 144Malas 144Snatch 142Sarcoma 141SilentRansomGroup 137Krybit 133Ragnarlocker 128Noescape 124Interlock 121Raworld 120Direwolf 117Toufan 117Pear 116Genesis 112ElDorado 112Payoutsking 110Arcus Media 110Monti 110Anubis 109Cuba 103Deadlock 99Kairos 94Abyss 91Threeam 90Revil 89Medusalocker 88Chaos 85Ransomexx 84Warlock 78Lorenz 78Cicada3301 75Payload 74Karakurt 74Beast 72Avoslocker 70BrainCipher 68Ransomed 68Quantum 68Blacklock 64Lv 63Flocker 58Settra 57Darkvault 55Losttrust 53Gunra 52Maze 51AiLock 50Orova 49Termite 49Tengu 49Trigona 49Nitrogen 48Mallox 48Knight 47Global Secret Group 46Insomnia 46Crypto24 46Midas 44Cmdorganization 43Donutleaks 42Crpx0 41Blackshrantac 41J 41Storm 40Blacknevas 40Embargo 40Metaencryptor 39Securotrop 39Dragonransomware 39Darkleakmarket 39M3rx 37CRPxO 37Global 36Ciphbit 36Helldown 36Nokoyawa 36Money Message 35Arvinclub 35Spook 35Dark Project 34Lamashtu 34Aurora 33Obscura 33dAn0n 33Suncrypt 32Marketo 32Blackmatter 32Alphalocker 30Frag 30Payloadbin 29Majinahanashi 28L Group 28Onyx 28Leakeddata 27Bravox 26Underground 26Werewolves 26Kelvinsecurity 26Netwalker 26Titan 25Lapsus$ 25Fulcrumsec 25Vect 25Kraken 25Morpheus 23Doppelpaymer 23Unsafe 22Radar 22Ryuk 22Daixin 21Xinglocker 21AuditTeam 20Hellcat 20Leaktheanalyst 20Cephalus 19Siegedsec 19Ralord 19ShadowByt3$ 18Brotherhood 18D4rk4rmy 18Trinity 18Mountlocker 18Panzer 17ALP-001 17Sabbath 17Booba Project 16ExfilSquad 16Tridentlocker 16Datacarry 16Dunghill 16Apos 16Madliberator 16Redransomware 16Mosesstaff 16Azroteam 15Cheers 15Nefilim 15Blackwater 14Benzona 14Weyhro 14Kawa4096 14Freecivilian 14Sparta 14Section9 13Argonauts 13Mindware 13Blackout 12IMNCrew 12Teamxxx 12Black X 11Kazu 11Icarus 11Icefire 11Cryp70n1c0d3 11Emperador 10Crazyhunter 10Darkrace 10Darkpower 10Darkside 10Doommageddon 9LeakBazaar 9Rook 9Groove 9Helix 8Xpl0itrs 8Skira 8Radiant 8VanHelsing 8Qiulong 8Mogilevich 8Cryptbb 8Babuk 8Barracuda 7Wallstreet 7Bert 7Chort 7Malekteam 70mega 7Cyclops 7Karma 7Pay2key 7The Crew 6DYSPHOR1A 6Ms13089 6Netrunner 6Cipherforce 6RunSomeWares 6Arkana 6Silent 6Rancoz 6Dataleak 6Redalert 6Yanluowang 6Egregor 6Iah6477 5Gammax 5PrinzEugen 5ULose 50day Syndicate 5Secpo 5Orca 5Atomsilo 5Minteye 5Kryptos 5Bqtlock 5GDLockerSec 5ValenciaLeaks 5Donex 5Raznatovic 5Projectrelic 5Pandora 5Lockdata 5Eclipse 4Booba Team 4Exitium 4Linkc 4Desolator 4Satanlockv2 4Ransomcortex 4Shaoleaks 4Blacktor 43am 3Iah647 3Ethics 3Orion 3Triple X 3Mnt6 3TiMc 3Yurei 3Rebornvc 3Bluebox 3Vanirgroup 3Hellogookie 3Trisec 3Noname 3Vendetta 3Ragnarok 3Blackshadow 3Bonacigroup 3Grief 3Snake 3Coldlock 3Nasirsecurity 2Sovcali 2Leaknet 2BlueWhale 2Cry0 2Blackfield 2Redact 2Kittykatkrew 2Osiris 2Lunalock 2Sensayq 2Cryptnet 2Bitlocker 2Nightsky 2Wastedlocker 2Sekhmet 2Prolock 2Abyss-data 1Cyberleek 1Securotop 1Kyber 1D1R 1Sicarii 1Reynolds 1Walocker 1Secp0 1Playboy 1Zerotolerance 1Insane 1Ranstreet 1Crosslock 1Slug 1Memedusalockerdusa 1Blogxx 1Roadsweep 1La Piovra 1Robinhood 1Macaw 1Deathkitty 1Zeppelin 1Networm 1Maui 1Astroteam 1Phoenixcryptolocker 1Synack 1Ronggolawe 1Cring 1Hades 1Netflim 1Agelocker 1Thanos 1Dharma 1Mamba 1

Breaches using Data Extortion & Leaks

October 25, 2025HIGH

Papsud Listed by nova Ransomware Group

Nova Ransomware
October 25, 2025HIGH

Kaufman & Stigger Listed by qilin Ransomware Group

Qilin Ransomware
October 24, 2025HIGH

simmerscrane.com Listed by lynx Ransomware Group

Lynx Ransomware
October 24, 2025HIGH

Le MULTI LABORATOIRE LC2A Listed by tengu Ransomware Group

Tengu Ransomware
October 24, 2025HIGH

bannenbergandrowell.com Listed by safepay Ransomware Group

SafePay Ransomware
October 24, 2025HIGH

mino-in.co.jp Listed by safepay Ransomware Group

SafePay Ransomware
October 24, 2025HIGH

xortec.de Listed by safepay Ransomware Group

SafePay Ransomware
October 24, 2025HIGH

Svenska Kraftnät Listed by everest Ransomware Group

Everest Ransomware
October 24, 2025HIGH

Malgor Listed by qilin Ransomware Group

Qilin Ransomware
October 24, 2025HIGH

Kobayashi Listed by worldleaks Ransomware Group

World Leaks Ransomware
October 24, 2025HIGH

Encore Repair Services Listed by play Ransomware Group

Play Ransomware
October 24, 2025HIGH

Meinhardt Malaysia Listed by direwolf Ransomware Group

Direwolf Ransomware
October 24, 2025HIGH

Adichunchanagiri Institute Of Technology Listed by kryptos Ransomware Group

Kryptos Ransomware
October 24, 2025HIGH

Meinhardt Group Listed by crypto24 Ransomware Group

Crypto24 Ransomware
October 24, 2025MED

MyVidster (2025) Data Breach (2025)

Misconfiguration & Exposed Data
October 24, 2025HIGH

constructiondprovost.com Listed by safepay Ransomware Group

SafePay Ransomware
October 24, 2025HIGH

Professional's Choice Sports Listed by play Ransomware Group

Play Ransomware
October 24, 2025HIGH

Doha British School Listed by qilin Ransomware Group

Qilin Ransomware
October 24, 2025HIGH

GeBePro Listed by beast Ransomware Group

Beast Ransomware
October 23, 2025HIGH

Al Rimal Group Listed by tengu Ransomware Group

Tengu Ransomware
October 23, 2025HIGH

Gericke AG Listed by qilin Ransomware Group

Qilin Ransomware
October 23, 2025HIGH

Aphase II Listed by play Ransomware Group

Play Ransomware
October 23, 2025HIGH

Tavo Packaging Inc Listed by play Ransomware Group

Play Ransomware
October 23, 2025HIGH

Qatargas and Tar Company, Iran Listed by tengu Ransomware Group

Tengu Ransomware
October 23, 2025HIGH

National Institute of Administratio... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

Badger Popcorn And Concession Suppl... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

Victorian Chemical Listed by ransomhouse Ransomware Group

Ransomhouse Ransomware
October 23, 2025HIGH

J AND S Electrical And Lighting Sup... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

IREM companies Listed by qilin Ransomware Group

Qilin Ransomware
October 23, 2025HIGH

FAAB Invest Advisors Private Limite... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

DUC App: Global Money Movement, Sim... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

iCare Software Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

Vanan Online Services Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

FOOD & MUSIC MANAGEMENT SL Listed by tengu Ransomware Group

Tengu Ransomware
October 23, 2025HIGH

STAR LÉGUMES Listed by tengu Ransomware Group

Tengu Ransomware
October 23, 2025HIGH

Goodfellow & Schuettlaw Listed by anubis Ransomware Group

Anubis Ransomware
October 23, 2025HIGH

Paterson & Dowding Family Lawyers Listed by anubis Ransomware Group

Anubis Ransomware
October 23, 2025HIGH

The Laxmi Niwas Palace Listed by nova Ransomware Group

Nova Ransomware
October 23, 2025HIGH

MARCK Industries Listed by ransomhouse Ransomware Group

Ransomhouse Ransomware
October 23, 2025HIGH

UnitedLayer Listed by ransomhouse Ransomware Group

Ransomhouse Ransomware
October 23, 2025HIGH

Super Quik Listed by play Ransomware Group

Play Ransomware
October 23, 2025HIGH

Evogence Listed by play Ransomware Group

Play Ransomware
October 23, 2025MED

Substack Data Breach (2025)

Misconfiguration & Exposed Data
October 23, 2025HIGH

Economy Restaurant Equipment And Su... Listed by killsec Ransomware Group

Killsec Ransomware
October 23, 2025HIGH

Ouranos Listed by play Ransomware Group

Play Ransomware
October 23, 2025HIGH

UniCursos, Brazil Listed by tengu Ransomware Group

Tengu Ransomware
October 22, 2025HIGH

Kumwell Listed by incransom Ransomware Group

INC Ransom Ransomware
October 22, 2025HIGH

T****s Listed by payoutsking Ransomware Group

Payoutsking Ransomware
October 22, 2025HIGH

Superior Air Parts Listed by securotrop Ransomware Group

Securotrop Ransomware
October 22, 2025HIGH

Alissa Group Listed by medusa Ransomware Group

Medusa Ransomware
October 22, 2025HIGH

Adore Children and Family Services Listed by medusa Ransomware Group

Medusa Ransomware
October 22, 2025HIGH

Time Equities Listed by payoutsking Ransomware Group

Payoutsking Ransomware
October 22, 2025HIGH

ozsoft.com.au Listed by lynx Ransomware Group

Lynx Ransomware
October 22, 2025HIGH

Clayco Electric Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

ripleyacademy.org Listed by incransom Ransomware Group

INC Ransom Ransomware
October 22, 2025HIGH

NurseSpring Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Integral Networks Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Signet Armorlite, Inc. Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Grupo Promasa Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

KHL Printing Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Real Estate Specialists Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Samera Health Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

CHDFS Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

More Than Gourmet Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Applied Technology Resources Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Northern Light Technologies Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

Cooperativa Esercenti Farmacia Scrl Listed by medusa Ransomware Group

Medusa Ransomware
October 22, 2025HIGH

feldmanandlopez.com Listed by safepay Ransomware Group

SafePay Ransomware
October 22, 2025HIGH

ATIRG Listed by medusa Ransomware Group

Medusa Ransomware
October 22, 2025HIGH

KONCISE COMPANY LIMITED Listed by nightspire Ransomware Group

NightSpire Ransomware
October 22, 2025HIGH

ClearCare Periodontal & Implant Centre Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

KIS Asset Evaluation Listed by qilin Ransomware Group

Qilin Ransomware
October 22, 2025HIGH

stadtwerke-clausthal.de Listed by safepay Ransomware Group

SafePay Ransomware
October 21, 2025HIGH

www.dekalbcountyga.gov Listed by lynx Ransomware Group

Lynx Ransomware
October 21, 2025HIGH

Crave Management Listed by sinobi Ransomware Group

Sinobi Ransomware
October 21, 2025HIGH

BRDSoft Listed by nova Ransomware Group

Nova Ransomware
October 21, 2025HIGH

Wright Tool Listed by play Ransomware Group

Play Ransomware
October 21, 2025HIGH

marquscompanies.com Listed by lynx Ransomware Group

Lynx Ransomware
October 21, 2025HIGH

Woodfines Listed by akira Ransomware Group

Akira Ransomware
October 21, 2025HIGH

trailridgeenergy Listed by lynx Ransomware Group

Lynx Ransomware
October 21, 2025HIGH

EnQuest Listed by tridentlocker Ransomware Group

Tridentlocker Ransomware
October 21, 2025HIGH

Waukegan Steel Listed by akira Ransomware Group

Akira Ransomware
October 21, 2025HIGH

DOVERN Import Listed by spacebears Ransomware Group

Space Bears Ransomware
October 21, 2025HIGH

Fast Freight Listed by play Ransomware Group

Play Ransomware
October 21, 2025HIGH

AT&T Careers Listed by everest Ransomware Group

Everest Ransomware
October 21, 2025HIGH

Tri City Foods Listed by qilin Ransomware Group

Qilin Ransomware
October 21, 2025HIGH

Pacific West SystemsSupply Listed by akira Ransomware Group

Akira Ransomware
October 21, 2025HIGH

Enessance Holdings Co., Ltd Listed by qilin Ransomware Group

Qilin Ransomware
October 21, 2025HIGH

mcintoshlabs.com Listed by safepay Ransomware Group

SafePay Ransomware
October 21, 2025HIGH

Trojan Construction & Holding Group Listed by blacknevas Ransomware Group

Blacknevas Ransomware
October 21, 2025HIGH

SANHUA INTERNATIONAL Listed by sinobi Ransomware Group

Sinobi Ransomware
October 21, 2025HIGH

Prime Dental Listed by sinobi Ransomware Group

Sinobi Ransomware
October 21, 2025HIGH

Peraso Listed by rhysida Ransomware Group

Rhysida Ransomware
October 20, 2025HIGH

Al Ahly Leasing & Factoring Company Listed by blackshrantac Ransomware Group

Blackshrantac Ransomware
October 20, 2025HIGH

Greater Mental Health of New York Listed by sinobi Ransomware Group

Sinobi Ransomware
October 20, 2025HIGH

MSC-Wireless Listed by sinobi Ransomware Group

Sinobi Ransomware
October 20, 2025HIGH

Grupo JSA Listed by sinobi Ransomware Group

Sinobi Ransomware
October 20, 2025HIGH

South Atlanta Medical Clinic Listed by sinobi Ransomware Group

Sinobi Ransomware
October 20, 2025HIGH

Phoenix Village Dental Listed by sinobi Ransomware Group

Sinobi Ransomware
October 20, 2025HIGH

ocbar.org/USA/114GB Listed by kairos Ransomware Group

Kairos Ransomware
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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.