DragonNest
511,290 records exposed — Email addresses, IP addresses, Passwords, Usernames
2025 Data Breaches (637 indexed)
HealthMarket Insurance
420K policyholder records stolen including SSNs
1win
96,166,543 records exposed — Dates of birth, Email addresses, Geographic locations, IP addresses and 2 more
Nordea Bank (Scandinavia)
2.1M customer records accessed via compromised internal analytics platform
9Lives
109,515 records exposed — Email addresses, Passwords, Usernames
Grubhub
Third-party contractor breach exposed customer and driver records
Cloudflare (Internal)
Nation-state actor accessed internal wiki and bug tracker using stolen Okta tokens
Health PEI
92K patient records stolen in ransomware
RCMP (Royal Canadian Mounted Police)
Supply chain attack compromised federal law enforcement data systems
Ganong Bros (Canada)
Ransomware halted chocolate production — supply chain and employee data compromised
Sanofi
560K clinical trial records exposed in targeted attack
Corewell Health
1M patient records compromised via business associate Welltok data breach spillover
Change Healthcare
190M health records — largest healthcare breach in US history
View incident → Indexed 1 year, 2 months ago
Doxbin Scrape
435,784 records exposed — Email addresses
SSM Health
760K patient records stolen via compromised vendor portal at Missouri-based Catholic health system
HeatGames
647,896 records exposed — Email addresses, Geographic locations, IP addresses, Passwords
Frederick Health
934K patient records exposed in ransomware attack
Mass General Brigham (Boston)
520K patient records exposed via compromised third-party scheduling vendor
Change Healthcare (Ongoing Fallout)
Continued discovery of exposed records — total revised upward to 190M affected individuals
Change Healthcare (2025 Update)
Updated count: 190M Americans affected — largest healthcare breach in US history confirmed
Frame & Optic
15,678 records exposed — Email addresses, Geographic locations, Names, Phone numbers
SoFi Technologies
810K customer records exposed — personal loan applications and investment account data
Welhof
107,292 records exposed — Email addresses, Names, Physical addresses, Purchases
Ascension Health (Former Partner)
437K patient records stolen from former business partner system