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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
43
Incidents
94+
Countries
+104%
Breach Velocity YoY
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Law Firm Data Breaches (43 indexed)

critical · legal · Jul 6, 2026

Carrie Tait

Carrie Tait reports: A retired lawyer is suing Alberta, its Chief Electoral Officer and two organizations that support secession for their respective roles in an alleged data breach affecting 2.9 million residents in the

View incident → Original disclosure Indexed 5 days, 8 hours ago
critical · legal · Apr 28, 2023

HWL Ebsworth (Law Firm)

ALPHV/BlackCat stole 4TB from top-tier Australian law firm — client legal data published

View incident → Indexed 3 years, 2 months ago
high · legal · Apr 28, 2023

HWL Ebsworth

65K client and case files stolen in ALPHV/BlackCat ransomware

View incident → Indexed 3 years, 2 months ago