Post Office
Accidental publishing of data about wrongfully convicted Horizon IT scandal operators
Education Sector Data Breaches (13068 indexed)
Ernst & Young
Names, addresses, Social Security numbers, and financial data stolen from third-party platform
SK Telecom
Massive data leak - Korea's consumer agency ordered compensation of $67 per user to affected customers.
700Credit
One of seven largest banking data breaches of 2025
Mexican Government Agencies
Single hacker exploited Claude Code and OpenAI tools to breach 9 federal agencies, millions of records stolen
Mexican Government
Federal government breach exposed millions of records between late Dec 2025 and mid-Feb 2026
1 million Social Security numbers exposed through cybersecurity loophole in government
1 million Social Security numbers exposed through cybersecurity loophole in government mapping service
TransUnion
One of seven largest banking data breaches of 2025
Exact Sciences / Abbott
Data breach exposed sensitive personal information from at-home diagnostic test users
Trust Wallet
2000+ cryptocurrency wallets drained; incident disclosed December 2025
Prosper Marketplace
One of seven largest banking data breaches of 2025
Multiple Sources (Credential Compilation)
2 billion emails and 1.2 billion passwords compromised in massive data compilation
Sax
Data breach disclosed covering 2024 data
Credential Compilation (Multiple Sources)
2 billion emails and 1.2 billion passwords compromised in massive compilation
Mexican Government (9 agencies)
Multiple federal agencies compromised using Claude Code and ChatGPT, millions of records stolen
TrueConf
Hackers breached video conferencing servers and trojanized client installers with backdoors via SQL injection exploitation
Rain Bird
24,862 customers' financial information exposed
Healthcare billing company network breach exposed sensitive data of 1.26 million people
Healthcare billing company network breach exposed sensitive data of 1.26 million people
Post Office Limited
Data breach resulted in accidental publishing of personal data of Horizon IT scandal victims
DXS International
Healthcare tech provider for NHS England suffered ransomware attack and confirmed data breach
China Software Developer Network
6,414,990 records exposed — Email addresses, Passwords, Usernames
View incident → Indexed 9 months, 1 week ago
CodeStepByStep
103,077 records exposed — Email addresses, Names, Usernames
ADDA
1,829,314 records exposed — Email addresses, Names, Passwords, Phone numbers
View incident → Indexed 9 months, 2 weeks ago
Vultr
187,872 records exposed — Email addresses, Geographic locations, IP addresses, Names