Post Office Limited
Data breach exposed names of wrongfully convicted Horizon IT scandal victims; ICO reprimand issued
Education Sector Data Breaches (346146 indexed)
Post Office Limited
Data breach resulted in accidental publishing of names of Horizon IT scandal victims
SK Telecom
Massive data leak resulted in state-run consumer agency ordering $67 per user compensation
Marquis Software Solutions
788,000 financial records of bank and credit union customers breached
700Credit
Car dealership services provider data breach affecting nearly 20M individuals
Leroy Merlin France
Loyalty program data breach affecting customers; disclosed December 3, 2025
Prosper Marketplace
Fintech company data breach affecting millions of customers
Marquis
Ransomware attack exposed banking customer data with personal information and financial records
Wave of cyberattacks targeting hedge funds and private-equity firms linked to UNC6671
Wave of cyberattacks targeting hedge funds and private-equity firms linked to UNC6671 extortion group
Prosper Marketplace
Fintech company reported data breach affecting approximately 10M individuals
TrueConf
Hackers breached video conferencing servers and trojanized client installers with backdoors via SQL injection exploitation
Trust Wallet
2000+ cryptocurrency wallets drained; incident disclosed December 2025
North Carolina Ports Authority
Cyberattack disrupted IT systems and operations at Port of Wilmington; systems being restored
Water utilities (12 states)
Cyberattacks on operational technology systems across at least 12 US states including South Dakota and Georgia
Sax
Data breach disclosed covering 2024 data
Canada Life
5.5 million records allegedly exposed via Salesforce; threat actor claimed to sell data
Home Depot
Leaked GitHub token exposed private repositories and internal systems for a year
700Credit
Car dealership services provider exposed data of approximately 20 million individuals
Post Office Limited
Entirely preventable data breach exposed names of Horizon IT scandal victims
Post Office Limited
Data breach of Horizon IT scandal victims' data determined to be 'entirely preventable' by ICO in December 2025
Leroy Merlin France
Loyalty program data breach disclosed affecting customers with personal information exposed
700Credit
Data breach affecting car dealership services affecting millions of users
Marquis
Ransomware attack stole banking customer data containing personal information and financial records from dozens of US banks and credit unions
Post Office Limited
Data breach of Horizon IT scandal victims' personal data; ICO issued reprimand for 'entirely preventable' breach