Live disclosure tracker · updated continuously

Law Firm Data Breaches

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.

98B+

Records Exposed

12230

Incidents

94+

Countries

+104%

Breach Velocity YoY

View Live Map → Run Free Exposure Scan RSS

Browse by sector

All breaches Healthcare Finance Government Technology Retail Education Legal

Browse by year

2024 2025 2026 2026 Index

Law Firm Data Breaches (12230 indexed)

high · tech · Nov 2, 2023

Infosys (McCamish Systems)

LockBit hit Infosys subsidiary — 57,000 Bank of America customers affected

View incident → Indexed 2 years, 10 months ago

high · government · Nov 2, 2023

Northwest Territories Government

Ransomware disrupted territorial government IT — healthcare and services impacted

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

University of Missouri

54K student records exposed

View incident → Indexed 2 years, 10 months ago

medium · education · Nov 2, 2023

22K student records exposed

22K student records exposed

View incident → Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

November 2023 mass data breach affecting patients and employees; HIPAA Security Rule

November 2023 mass data breach affecting patients and employees; HIPAA Security Rule assessment underway

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

Mass healthcare data breach affecting patients and employees since November 2023

Mass healthcare data breach affecting patients and employees since November 2023

View incident → Original disclosure Indexed 2 years, 10 months ago

high · healthcare · Nov 1, 2023

Mass data breach since November 2023 impacting patients and employees

Mass data breach since November 2023 impacting patients and employees

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · retail · Nov 1, 2023

Hot Topic (credential stuffing)

5.7M customer records exposed across brands

View incident → Indexed 2 years, 10 months ago

high · healthcare · Nov 1, 2023

Mass data breach affecting patients and employees since November 2023

Mass data breach affecting patients and employees since November 2023

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

2023 mass data breach affected patients and employees with exposure of medical records

2023 mass data breach affected patients and employees with exposure of medical records

View incident → Original disclosure Indexed 2 years, 10 months ago

high · healthcare · Nov 1, 2023

Mass data breach since November 2023 affecting patients and employees

Mass data breach since November 2023 affecting patients and employees

View incident → Original disclosure Indexed 2 years, 10 months ago

high · healthcare · Nov 1, 2023

Mass data breach since November 2023 affected patients and employees HIPAA records

Mass data breach since November 2023 affected patients and employees HIPAA records

View incident → Original disclosure Indexed 2 years, 10 months ago

high · healthcare · Nov 1, 2023

Mass patient and employee data breach affecting thousands since November 2023

Mass patient and employee data breach affecting thousands since November 2023

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

Concentra Health Services

3.9M patient records exposed in Perry Johnson & Associates breach

View incident → Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

Mass data breach affecting patients and employees since November 2023, HIPAA security

Mass data breach affecting patients and employees since November 2023, HIPAA security assessment underway

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

Mass data breach exposing patient and employee records since November 2023

Mass data breach exposing patient and employee records since November 2023

View incident → Original disclosure Indexed 2 years, 10 months ago

critical · healthcare · Nov 1, 2023

Mass data breach affecting patients and employees since November 2023, involved

Mass data breach affecting patients and employees since November 2023, involved protected health information

View incident → Original disclosure Indexed 2 years, 10 months ago