Data Breach Index (A–Z) – A
Explore 165 data breaches in the A group. Open a record for exposed data classes, affected account counts and recommended security steps.
A
AT&T Attributed Identity Dataset (2021)A Volga Girl-Associated DatasetA&D Technology 2024 Data BreachA-1 Rent-Alls Alleged Data ExposureABC.net.au-Associated DatasetACCRETECH America 2026 Data BreachACME Truck Line Data BreachADDA Data BreachADERE Peneda-Gerês-Associated DatasetADT Data BreachAG Energy-Associated DatasetAKP Email Archive (2016) Data BreachALIEN TXTBASE Infostealer Log Derlemesi Malware ExposureAMA Auctions-Associated DatasetAPK.TW 2022 Data BreachAPOIA.se 2025 Data BreachAUTOSUR 2025 Data IncidentAarinFantasy-Associated DatasetAbandonia (2015) Data BreachAbandonia (2022) Data BreachAbrigo Business Contact Data Incident (2026)Absolute Dental 2025 Security IncidentAbuseWith.Us Data BreachAcademic Urology & Urogynecology of Arizona Security IncidentAcadia Healthcare 2026 Security IncidentAcadian Ambulance Data Breach (2024)Accenture 2026 Data BreachAccountGear-Associated DatasetAcne.org Data BreachActMobile-Associated Exposed Database FindingActivision Employee Data Incident (2022)Acuity Spam Data ListAdams Health Network Data BreachAdapt B2B Profile Data Incident (2018)AdaptHealth 2026 Data BreachAdboardZ-Associated DatasetAddi 2026 Data BreachAdecco 2021 Candidate Data IncidentAditya Birla Fashion and Retail Data BreachAdmin Discussion Forum-Associated DatasetAdmission Ads-Associated DatasetAdobe Data BreachAdopt Me Trading Values Data BreachAdpost Data BreachAdult FriendFinder (2015) Data BreachAdult FriendFinder (2016) Data BreachAdult-FanFiction.Org Data BreachAdvance Auto Parts Data Incident (2024)Advantive 2026 Data BreachAerServ Data BreachAerials & Cable Equipment-Associated DatasetAesto Health 2025 Data BreachAflac Incorporated 2025 Data BreachAflac Japan 2026 Security IncidentAge of Wushu-Associated DatasetAgelessRx 2026 Data BreachAgoraVale-Associated DatasetAgusiQ-Torrents.pl Data BreachAhaShare.com Data BreachAimJunkies-Associated DatasetAimware Data BreachAipai.com-Associated DatasetAitkin County Health and Human Services Data Breach (2026)Ajarn Data BreachAjax Taraftar Sistemleri Data Incident (2026)Alabama Ophthalmology Associates 2025 Data BreachAlabama Symphony Orchestra 2026 Data BreachAlamo Heights ISD 2026 Data BreachAlbertsons-Associated DatasetAlcott HR 2025 Data BreachAldrich Pediatric Dentistry 2026 Data BreachAligned Orthopedic Partners 2025 Data BreachAlkegen 2026 Data BreachAll About Women’s Care Data Breach (2026)AllMyFavorites.net-Associated DatasetAllegheny Health Network Home Care Data BreachAllerVie Health 2025 Data BreachAllianz Life Data Incident (2025)AloeVeraIndia-Associated DatasetAlpine Agency 2025 Data BreachAlpineReplay Data BreachAlta Orthopaedics 2026 Data BreachAltenen Data BreachAman 2026 Data BreachAmarider Online-Associated DatasetAmart Furniture Data BreachAmerican Addiction Centers 2024 Data BreachAmerican First Finance 2024 Data BreachAmerican Lending Center Data BreachAmerican Tower Business Contact Data Incident (2026)Ameriprise Data Incident (2026)Amgen 2026 Data BreachAmicus Solutions / Fedora Solutions Data Breach (2026)Amkette-Associated DatasetAmlaan-Associated DatasetAmtrak Customer Support Data Incident (2026)Anabel Lee-Associated DatasetAnalog Devices 2026 Data BreachAnatomic & Clinical Laboratory Associates 2025 Data BreachAnchorage Neighborhood Health Center 2025 Data BreachAndover Eye Associates 2025 Data BreachAndroid Forums 2011 Data BreachAndroidLista 2021 Data BreachAnesthesia Associates of Morristown Data BreachAnimal Jam 2020 Data BreachAnime-Planet 2016 Data BreachAnimeGame 2020 Data BreachAnimeLeague 2024 Data BreachAnimeify 2021 Data BreachAnimoto 2018 Data BreachAnimu Tank-Associated DatasetAnitaRoddick-Associated DatasetAnne Arundel Dermatology Data Breach (2025)Annunci69.it-Associated DatasetAnon Hackers-Associated DatasetAnti Public Multi-Source Credential ListAny-Time Home Care 2026 Data BreachApex Spine & Neurosurgery 2025 Data BreachApexSMS Spam/Lead Data ExposureApollo B2B Profile Data Incident (2018)Apolyton Civilization Site-Associated DatasetAppartoo 2017 Data BreachAppen 2020 Data BreachAptoide 2020 Data BreachArcher Health 2025 Data BreachArmA3-Life-Associated DatasetArmor Games 2019 Data BreachArmy Force Online 2016 Data BreachAroostook Mental Health Center 2026 Data BreachArtNow-Associated DatasetArtificialAiming.net-Associated DatasetArtists&Clients 2025 Data BreachArtsy 2018 Data BreachArtvalue 2019 Data BreachAscension 2024 Data BreachAshley Madison 2015 Data BreachAspen Title & Escrow 2025 Data BreachAspkin’s World-Associated DatasetAssetMark 2026 Data BreachAssociation Nationale des Premiers Secours Data Incident (2026)AssuranceAmerica 2026 Data BreachAstropid 2013 Data BreachAternos 2015 Data BreachAtlantic Brain and Spine 2026 Data BreachAtlas Menu 2026 Data BreachAtlas Quantum 2018 Data BreachAtletasNow-Associated DatasetAtmeltomo 2021 Data BreachAuction-Warehouse-Associated DatasetAudi Data BreachAura Customer Service and Marketing Data IncidentAusCraft-Associated DatasetAustin Plastic & Reconstructive Surgery 2025 Data BreachAutocentrum.pl 2018 Data BreachAutotrader Public Listing Data CorpusAvast Forum 2014 Data BreachAverhealth/Avertest Email Data Incident (2025-2026)Avito.ma-Associated DatasetAvosina Healthcare Solutions 2025 Data BreachAvvo December 2019 Credential CorpusAwakenings Center 2025 Data BreachAzadiJobs-Associated DatasetAzle Smiles 2026 Data Breachai.type Data Breachasuslaptop.co.uk-Associated Dataset