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2023 Cybersecurity Breach List

CompanyBreach Date# of Exposures
BoeingNovember 2, 2023Details undisclosed
Infosys McCamish SystemsNovember 5, 2023Numerous applications
Indian Council of Medical ResearchOctober 2023815 million citizens
23andMeOctober 20236.9 million accounts
Air EuropaOctober 11, 2023Financial data exposed
OktaOctober 19, 2023Details undisclosed
Ontario Birth Registry (MOVEit)September 20233.4 million people
SONYSeptember 25, 20236,000 files
Hunter Biden LawsuitSeptember 27, 2023Personal data exposed
FreecycleSeptember 4, 20237 million users
Topgolf CallawaySeptember 5, 2023Over 1 million customers
DuolingoAugust 23, 20232.6 million users
Discord.ioAugust 14, 2023760,000 users
IBM MOVEitAugust 11, 20234.1 million patients
Police Service of Northern IrelandAugust 8, 2023All officers’ data
Forever 21August 31, 2023500,000 customers
MaximusJuly 27, 20238 to 11 million US citizens
Norweigan GovernmentJuly 24, 2023National systems affected
PokerStarsJuly 20, 2023110,000 customers
RobloxJuly 21, 20234,000 developer accounts
Missouri MedicaidJuly 2023Details undisclosed
American AirlinesJune 27, 20238,000 pilots
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