Prosper Marketplace
Data breach affecting approximately 10 million individuals at fintech company
Retail & E-Commerce Data Breaches (353298 indexed)
Thailand Ministry of Finance
Hackers used autonomous AI agent for cyber-espionage campaign against finance ministry
700Credit
Car dealership services provider data breach affecting approximately 10 million records
Marquis Software Solutions
Ransomware attack exposed 672,000-788,000 banking customer records including names, addresses, card numbers
Post Office Limited
Horizon IT scandal victims' data breach deemed entirely preventable by ICO
Post Office Limited
Data breach exposing names and personal information of Horizon IT scandal victims. Entirely preventable breach, resulted in ICO reprimand.
Leroy Merlin France
Loyalty program data breach disclosed Dec 3, 2025 affecting customer data
700Credit
Data breach at car dealership services provider affecting approximately 20 million individuals
Prosper Marketplace
Data breach affecting fintech company customers, part of 20 million affected across multiple institutions
KT Corporation
Customer data breach exposed personal information; South Korea fined company $39 million
Marquis (Fintech)
Ransomware attack stole banking customer data including personal information and financial records from dozens of US banks
700Credit
Data breach affecting car dealership services provider customers, part of 20 million affected
Marquis Software Solutions
Data breach exposed over 780,000 financial records of bank and credit union customers
Home Depot
Exposed private GitHub token gave unauthorized access to internal systems for one year
Massive Credential Compilation
2 billion emails and 1.2 billion passwords compromised in massive compilation leak
Leroy Merlin France
Loyalty program data breach affecting customers, French home improvement retailer
Post Office Limited
Personal data of Horizon IT scandal victims accidentally published; reprimanded by ICO
Leroy Merlin France
Loyalty program data breach affecting customers' personal and payment information
700Credit
Data breach affecting approximately 10 million individuals with car dealership customer data
SK Telecom
Massive data leak exposing customer information, ordered to pay $67 per user in compensation
700Credit
Car dealership services provider data breach affected approximately 10 million users
Prosper Marketplace
Data breach affecting millions of fintech customers; part of 20 million affected across breaches
700Credit
Data breach affecting car dealership services customers; part of 20 million affected across breaches
Coupang
33.7 million customer accounts exposed; personal information including contact details breached