Post Office Limited
Data breach of Horizon IT scandal victims' records, reprimanded by ICO as entirely preventable
Law firms hold the most sensitive corporate data outside the client itself — M&A, IP, litigation, settlements. They are systematically targeted by both criminal and state actors. Below is every law-firm breach LeakTrace has indexed.
Data breach of Horizon IT scandal victims' records, reprimanded by ICO as entirely preventable
Data breach exposed employee-related records in insurance company incident
Data breach exposed SSNs and medical records of patients
Data breach exposed 62.2 million records, third-largest US healthcare hack
30M patient records, 1M SSNs stolen by ShinyHunters
Personnel and recruitment data stolen by CRPx0
5.5 million records alleged stolen and put up for sale on dark web
350K patient SSNs and medical records stolen
200 firms breached via unrevoked 2022 credential
165+ organizations breached through Snowflake customer accounts via identity-based attacks
Client SSNs and PII exposed after unauthorized access
2024 cybersecurity incident with billions of personal records stolen and leaked
A recent wave of cyberattacks targeting hedge funds, private-equity firms, and other financial organizations has been linked to UNC6671, an extortion group reportedly associated with the BlackFile campaign extortion grou
31K beneficial ownership records exposed
Thousands of NHS patient records stolen in major ransomware attack affecting healthcare services
1M member bank and personal data breached
Cyberattack on law firm exposed hospital records of approximately 13,000 patients in New Jersey
There have been approximately 4 dozen new threat actor groups targeting U.S. medical entities in the first half of 2026. One of them calls itself “Orova.” They have no “About” page or information
Government systems compromised in ransomware attack
Employee insider threat accessing customer data unlawfully over 2+ years; €31.8M lesson in breach transparency
Data breach affecting third-party fintech company customers including Wise
10.6K financial records exposed in network intrusion
A Go-based malware delivered in ClickFix attacks targeting macOS users is stealing cryptocurrency assets, browser-stored passwords, Apple Keychain data, and cached credentials. [...]
Thousands of civil servants' passwords exposed since early 2024, including White House-linked credentials