Breach search
Every breach we track, in every country: the latest and most important come first. Pick a country, or filter by industry, data leaked or compensation; tap a card for what leaked and the next steps.
836 breaches
All 489 breaches, A to Z
- 104 Job Bank (104 Corporation)
- 29CM
- 2K Games
- 700Credit
- 91APP (online stores of 1,329 brands in Taiwan)
- Adidas Korea
- ADT
- Advance Auto Parts
- Aeroméxico
- AfD (Alternative für Deutschland)
- Aflac
- Agentsoft
- Ahold Delhaize USA (Food Lion, Stop & Shop, Hannaford, Giant)
- Allianz Life
- Allupskin
- Amadeus (airline reservation systems: JAL, Cathay Pacific, Korean Air, Asiana and others)
- Ampath Laboratories
- Amplifon Americas (Amplifon Hearing Health Care)
- ANA (All Nippon Airways)
- Andar
- Anthropic
- Army ROTC School
- Ascension
- ASOS
- AT&T (Jul 12, 2024)
- AT&T (Mar 30, 2024)
- Auction
- Backpacker
- Baitoru (Dip)
- Bakcha Company
- Bakcoach English Training Institute
- Balaan
- Banobagi Plastic Surgery Clinic
- Betterment
- Bic Camera (with Kojima and Sofmap)
- Bilbak
- Bithumb
- Biznbook
- BizOn Communication
- Black Yak
- Blue Wave
- Bookoff (Bookoff Group Holdings)
- Boram Sangjo
- Bplpay
- Brandi
- Brevo (email platform used by Trezor, BitBox, CoinTracking)
- British American Tobacco Korea
- Burger King Japan (BK Japan)
- Canadian Tire
- Canva (Sep 16, 2026)
- Canva (Mar 23, 2022)
- Capcom (CAPCOM ID)
- Carnival Corporation (Holland America Line)
- Casinos Austria
- Catholic University of Korea Bucheon St. Mary's Hospital
- Cell C Fiber (Cell C)
- CenterPoint Energy
- Chaevi
- Changbi
- Change Healthcare (UnitedHealth Group)
- Changmaru
- Charter Communications (Spectrum)
- Cheongju Agricultural High School
- Cheongju Land Children's Experience Center
- Cheongju Volunteer Center
- Cheonryong CC
- Chicment
- Christie, Manson & Woods
- Chungnam Province
- Chunjae Textbook
- Circle Chart
- Citibank Korea
- CJ Olive Young
- Classu
- Co-op
- Codas Design
- Coinbase
- Coinone
- Columbia University
- Com2uS
- Comcast (Xfinity)
- Conduent
- Coupang (Nov 29, 2025)
- Coupang (Dec 12, 2023)
- Coupang (Nov 23, 2021)
- Crown Company
- CU Daegu
- Daebang Construction
- Daedong Hospital
- Daegu Sports Council
- daeguro
- Daejeon City
- Daejeon Sun Hospital
- Daejeon Technopark
- Daekyo
- Daewoo World Management Research Association
- Daeyeon
- Daiichi Kosho (Big Echo)
- Daishin Securities
- Danish Central Person Register (CPR)
- DaVita
- Day One Company (FastCampus)
- Dbpia (Naver Media)
- Dear U
- Dell Technologies
- DentaQuest
- DH International
- DHLottery
- DHU
- Diasta Korea
- DigiCert
- Digital Agency of Japan
- Digital Chosun
- Digital Daesung
- Dior
- Discord
- DL ENC
- Doctor Anywhere
- Dodo Pizza (Dodo Brands)
- Dorsata
- Double Counter (Tellter SAS, Discord bot)
- Dreammaker Entertainment
- Dreamus Company
- DS EN
- DSNG
- Duo
- Dzone Housing
- EBS (Korean Educational Broadcasting Corporation)
- Edion
- Educational Testing Service (ETS, California student testing)
- ENGIE (France)
- Episource
- Estsoft
- Eunpyeong St Mary's Hospital
- Evolve Bank & Trust
- Ewha Womans University
- Exact Sciences (Abbott)
- Ezen
- ezTravel
- Fakturownia.pl
- Farmers Insurance
- Federation of Korean Information Industries
- FELG Dent (FELG Software)
- FGC (Fundo Garantidor de Créditos, Brazil's deposit guarantee fund)
- Fidelity Investments
- Financial Security Institute (Fsec)
- Fireworks AI
- Florida Department of Highway Safety and Motor Vehicles (FLHSMV)
- Fluke
- Fly Popcorn
- Frontier Communications
- Frontline Education
- Furusato Choice (Trustbank)
- Gabia
- Gangbuk Gu
- Gangbuk-gu Office
- Gangnam Gu
- Gangnam Unni
- Gangwon Medical Association
- Gangwon-do Economic Promotion Agency
- Gauction
- GBA
- Genea
- Geumneung Park Cemetery
- giftiel
- Gmarket
- Golfzon
- Gosi Academy
- Greencar
- Ground One
- GS Caltex
- GS Retail
- GTG Enterprise
- Gumi University
- Gyazo (Helpfeel)
- Gyeongsan City
- H2O Retailing (Hankyu and Hanshin department stores, H2O ID)
- Haeundae Education Office
- Hallym Dongtan Sacred Heart Hospital
- Hallym Hangang Sacred Heart Hospital
- Hallym Kangnam
- Hallym Polytechnic University
- Hallym Sacred Heart Hospital
- Hana Bank
- Hanatour
- Handong University
- Handy Korea
- Hanwha Hotels & Resorts
- Hanyang CC
- Harrods
- Harvard University
- HAS
- HD Hyundai Construction Equipment
- HealthEquity
- Hepsiburada (D-Market)
- Hippo Insurance (Hippo Analytics)
- Hitai
- HJ Culture
- Hollys
- Hong Kong Airlines, Yoho and Broadway
- Hot Topic
- Hotel Shilla
- HotelsCombined
- Hwahae
- Hyundai Capital
- hyundai ezwel
- Hyundai Motor
- Hyupsung University
- I Scream Media
- IDScan.net
- iiNet (TPG Telecom)
- Ilhak
- Incruit (Mar 10, 2025)
- Incruit (Sep 30, 2020)
- Innovation Academy
- Interpark (Jan 10, 2023)
- Interpark (Jul 25, 2016)
- Iris Ohyama (Iris Plaza online store)
- Itall
- Japan Airlines (JAL)
- Japan Chamber of Commerce and Industry (JCCI)
- Japan Digital Agency (Government Solution Service)
- JCET Stats Chippac Korea
- Jeju Air
- Jeonbuk National University
- Jeonnam Technopark
- Jobis
- Joshin
- Joygen
- Judiciary
- Jungsang Bukhansan Resort
- Jungsang JLS
- Jworks Korea
- K·ARTS
- KADOKAWA (Dwango)
- Kaiser Permanente
- KAIST (May 10, 2023)
- KAIST (Dec 4, 2020)
- Kakao
- Kalahari Management Co. LLC
- Kara Solution
- Kaywon
- KB Kookmin Bank
- KB Kookmin Card
- KBS
- KEPCO
- KNU Alumni
- Komsco
- Konkuk Chungju Hospital
- Kookmin University
- Korea Ability Center
- Korea Child Safety Foundation
- Korea Credit Data
- Korea Electric Power Corporation (KEPCO)
- Korea Employment Agency for the Disabled
- Korea Employment Information Service (Worknet)
- Korea Investment Trust
- Korea National Council on Social Welfare
- Korea Student Aid Foundation
- Korea University Anam Hospital
- Korea University Ansan Hospital
- Korea University Guro Hospital
- Korean Medical Association
- Korean Red Cross
- KS Hankook Employment
- KT (Mar 6, 2014)
- KT (Jul 29, 2012)
- KT Alpha
- KTO
- Kunjang University
- Kyungsung University
- Kyungwoon IACF
- Larajob
- Lawson (Lawson ID)
- Leisure Plus
- LG Hellovision
- LG Uplus (Jan 10, 2023)
- LG Uplus (Sep 28, 2022)
- LH
- LINE Yahoo
- loanDepot
- Loblaw
- Locknlock
- Logos Law
- Lotte Card (Sep 18, 2025)
- Lotte Card (Jan 8, 2014)
- Louis Vuitton Korea
- Luan Korea
- Lurie Children's Hospital
- M1
- Magnif
- Malgunsoft
- Manchester Airports Group (Manchester, Stansted, East Midlands)
- Marathon Health
- Marks & Spencer
- Mathspace
- Matsuya Foods
- McDonald's Korea
- McGraw Hill
- Medipia
- MediSecure
- Megastudy (Jun 12, 2019)
- Megastudy (Jul 17, 2017)
- Millie
- Ministry of Land, Infrastructure and Transport
- Ministry of the Interior and Safety
- Ministry of the Interior and Safety (Gov24)
- Mirae Asset Life
- Mirae Asset Securities
- misotech
- Modetour Network
- moin
- Moncler Korea
- Moneytoday Broadcasting
- MrMax
- MS&AD Insurance Group (Aioi Nissay Dowa, Mitsui Sumitomo Insurance, Mitsui Direct)
- Muji (Ryohin Keikaku)
- Murauchi.com
- Musinsa (Jun 14, 2023)
- Musinsa (Nov 10, 2021)
- Namyangju City
- Nara Sarang
- National Aviation Museum
- National Center on Rights of the Child
- National Public Data
- Navigate360 (P3 tip platform, Canadian Crime Stoppers)
- Neiman Marcus
- Neopharm
- Netmarble
- Newgstock
- Nexon
- NH Nonghyup Card
- NHN Commerce
- NHN Wetoo (Gabangpop)
- NIDS
- Nikkei Inc.
- Nitori
- NMak
- noriui balgyeon
- Norwegian Cruise Line
- Nova Scotia Power
- NRF
- Nrise
- NTT Docomo
- Nutricore
- Offerz
- Onamae.com Desktop Cloud (GMO Internet)
- OpenAI
- Pandora TV
- Panera Bread
- Paxnet
- PayPal
- PCU
- Petbox
- Phoenix Joongang
- Playwings
- Popin Border
- PowerSchool
- Ppomppu
- Prosper
- Prudential Financial
- Publica (Swiss federal pension fund) via PK Softech
- Qantas (Nov 3, 2026)
- Qantas (Jul 2, 2025)
- Quest Diagnostics (Quanum LSM)
- Raksul
- Rakuten Travel
- Recruit (Carsensor.net / C-MATCH)
- RelyComply (EasyEquities, Satrix, Alexforbes)
- Renewme Skin Clinic
- Revolut
- Revolve (Revolve.com, FWRD)
- Ricardo (SMG Swiss Marketplace Group)
- Rite Aid
- Rohto Pharmaceutical
- Roku
- Rural Development Administration
- Sagawa Express
- Sambo Development
- Sampro TV
- Samsung Electronics
- Samsung Securities
- SAS (Scandinavian Airlines)
- SC Bank
- Scala Communications (i-ask FAQ system: Daiwa Securities, Citizen Watch and others)
- Schubic
- SD Biotech
- Sectanine
- Sega
- Sejong Cyber University
- Seoul Facilities Corporation (Ddareungi)
- Seoul Metropolitan Government
- Seoul National University
- Seoul National University Hospital
- Seoul St. Mary's Hospital
- Seoul Volunteer Center
- Severance Hospital (Yonsei University)
- Sharefull
- Shinhan Bank
- Shinhan Card
- Shinsegae
- Shinsegae Mall
- Shogakukan (Nov 9, 2026)
- Shogakukan (Nov 6, 2026)
- Siheung City
- SIMBA Telecom
- SK Communications
- SK Group
- SK Planet
- SK Stoa
- SK Telecom
- SKT
- skyticket (Adventure Inc.)
- SM Entertainment
- Small and Medium Business Technology Information Promotion Agency
- SMBC Consumer Finance (Promise)
- So-net and plala (Sony Network Communications)
- Sogang University
- Sony Life Insurance
- Sookmyung Women's University
- Soonchunhyang University
- Soonchunhyang University Seoul Hospital
- SoundCloud
- Sourcenext
- Southern Company (Georgia Power, Alabama Power, Mississippi Power)
- Speed Auction
- Squarelab
- St. Vincent's Hospital
- Starbucks
- Stats Chippac Korea
- Stech LED
- STG24
- Stibee
- Styleshare
- Sumitomo Life Insurance
- Sunphoto
- Suwon City
- Synnovis (NHS pathology)
- TaoWorld
- Technical University of Denmark (DTU)
- Telus International AI
- Ticketbay
- Ticketek
- Ticketmaster (Live Nation)
- Times Car (Times Mobility, Park24 Group)
- Tmap Mobility
- Tmon
- TransUnion
- Trenbe
- TRN
- TUI Belgium
- Turkish online stores via a shared e-commerce provider (Eve Kozmetik, Shaya, Deniz Butik, Samsonite Turkey, Elle Shoes and others)
- Tving
- U.S. Department of Defense (Defense Manpower Data Center)
- Ubase
- Uijeongbu St. Mary's Hospital
- Under Armour
- University of Copenhagen
- University of Pennsylvania
- Vatech MSys
- Veradigm (formerly Allscripts)
- vt cosmetics
- W Concept
- Weolbu
- WestJet
- Weverse (HYBE)
- Who Gives A Crap
- Withus
- WM (USA Waste-Management Resources)
- WMO Korea
- Woori Bank (Jul 3, 2026)
- Woori Bank (Jun 23, 2018)
- Woori Card
- Yakiniku King (Monogatari Corporation)
- Yale New Haven Health
- Yanolja (Apr 27, 2022)
- Yanolja (Sep 29, 2021)
- Yanolja FNB Solution
- Yanolja Pension
- Yegaram Savings Bank
- Yeogi Eottae
- Yeouido St. Mary's Hospital
- Yescall
- Yongin Education Office
- Yonsei University
- Zeabur
- Zipggumigi
- Zynga