Ernst & Young
Names, addresses, Social Security numbers, and financial data stolen from third-party platform
Hospitals, clinics, insurers, and medical-IT vendors are the highest-value targets in cybercrime. Below is every healthcare-sector breach LeakTrace has indexed — patient records, HIPAA disclosures, ransomware victims, and supply-chain compromises.
Names, addresses, Social Security numbers, and financial data stolen from third-party platform
Massive data leak - Korea's consumer agency ordered compensation of $67 per user to affected customers.
One of seven largest banking data breaches of 2025
Single hacker exploited Claude Code and OpenAI tools to breach 9 federal agencies, millions of records stolen
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 mapping service
One of seven largest banking data breaches of 2025
Data breach exposed sensitive personal information from at-home diagnostic test users
2000+ cryptocurrency wallets drained; incident disclosed December 2025
One of seven largest banking data breaches of 2025
2 billion emails and 1.2 billion passwords compromised in massive data compilation
Data breach disclosed covering 2024 data
2 billion emails and 1.2 billion passwords compromised in massive compilation
Multiple federal agencies compromised using Claude Code and ChatGPT, millions of records stolen
Hackers breached video conferencing servers and trojanized client installers with backdoors via SQL injection exploitation
24,862 customers' financial information exposed
Healthcare billing company network breach exposed sensitive data of 1.26 million people
Data breach resulted in accidental publishing of personal data of Horizon IT scandal victims
Healthcare tech provider for NHS England suffered ransomware attack and confirmed data breach
6,414,990 records exposed — Email addresses, Passwords, Usernames
103,077 records exposed — Email addresses, Names, Usernames
1,829,314 records exposed — Email addresses, Names, Passwords, Phone numbers
187,872 records exposed — Email addresses, Geographic locations, IP addresses, Names
1,041,238 records exposed — Email addresses, Names, Phone numbers, Physical addresses and 1 more