Marquis (Fintech)
Ransomware attack stole banking customer data including personal information and financial records from dozens of US banks
Government Data Breaches (328802 indexed)
Prosper Marketplace
Fintech company data breach affecting 10+ million users, financial records compromised
700Credit
Car dealership services data breach affecting approximately 20 million records
Leroy Merlin France
Loyalty program data breach exposing customer data in December 2025
Prosper Marketplace
Fintech company data breach affecting nearly 20 million individuals
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 data breach affecting millions of users
700Credit
Car dealership services provider breach affecting 10+ million users
Prosper Marketplace
Data breach affecting approximately 10 million fintech customers
Post Office Limited
Personal data of Horizon IT scandal victims accidentally published; reprimanded by ICO
Leroy Merlin France
Data breach affecting loyalty program customers disclosed December 3, 2025. Home improvement retailer exposed customer data.
Prosper Marketplace
Fintech company data breach affecting ~10 million individuals with financial data exposed
Prosper Marketplace
Data breach affected fintech company with approximately 10 million individuals impacted
700Credit
Car dealership services provider data breach affecting ~10 million records
SK Telecom
Massive data leak affecting multiple users; ordered to pay compensation
Prosper Marketplace
Fintech company data breach affecting millions of financial records
Prosper Marketplace
Data breach affecting fintech company customers, part of 20 million affected across multiple institutions
Trust Wallet
2000+ cryptocurrency wallets drained; incident disclosed December 2025
Marquis
Ransomware attack stole banking customer data containing personal information and financial records affecting dozens of US banks
Post Office Limited
Data breach exposed names of Horizon IT scandal victims in entirely preventable incident
700Credit
Car dealership services provider data breach affecting millions of records
TrueConf
Hackers breached video conferencing servers and trojanized client installers with backdoors via SQL injection exploitation
Post Office Limited
Data breach exposed names of victims from Horizon IT scandal; preventable breach resulted in ICO reprimand
Marquis Software Solutions
788,000 financial records of bank and credit union customers exposed in ransomware attack