Leroy Merlin France
Data breach affecting loyalty program customers disclosed December 2025
Healthcare Data Breaches (346147 indexed)
Network breach
Network breach exposed sensitive data affecting 1.26 million people in healthcare billing
Amgen
Cloud data breach exposed patient health information and proprietary data
Ecopetrol
Cyberattack stole data tied to approximately 3,300 user accounts from Colombian energy company
Home Depot
Leaked GitHub token exposed internal systems for approximately one year
Marquis
Ransomware attack stole banking customer data containing personal information and financial records affecting dozens of US banks
Prosper Marketplace
Data breach affecting approximately 10 million fintech customers
KT Corporation
Customer data breach resulting in South Korea fine of $39 million
Prosper Marketplace
Data breach affecting approximately 10 million users
Illuminate Education
Data breach at Wisconsin-based edtech company, settled with FTC
Marquis Software Solutions
Data breach exposed 788,000 financial records of banks and credit union customers via ransomware
Home Depot
Leaked private GitHub token exposed internal systems for over a year
Sax
Data breach disclosed covering 2024 data
Illuminate Education
Data breach leading to FTC settlement requiring security program implementation
Marquis Software Solutions
Data breach exposing 788,000 financial records of bank and credit union customers
Marquis
Ransomware attack stole banking customer data including personal information and financial records from dozens of US banks and credit unions
Multiple (Credential Compilation)
2 billion emails and 1.2 billion passwords compromised in massive compilation
Prosper Marketplace
Fintech company data breach affected approximately 10 million users
Prosper Marketplace
Nearly 20 million records exposed in data breach at fintech company
Ecopetrol
Data breach affecting approximately 3,300 user accounts
Post Office Limited
Data breach exposing Horizon IT scandal victims' information; preventable breach reprimanded by ICO
700Credit
Nearly 20 million records exposed in data breach at car dealership services provider
700Credit
Data breach affecting approximately 10M car dealership services customers with personal information
700Credit
Car dealership services provider data breach affecting 20 million individuals