EY Investigates Data Breach from Compromised Third-Party Support System
Ernst & Young (EY) has launched an investigation into a data breach stemming from a compromised third-party IT support system. The breach, which occurred between March 28 and April 12, 2026, involved an unauthorized party accessing and downloading client documents, potentially containing sensitive tax information. EY has secured its systems, notified federal authorities, and is offering identity monitoring services to affected clients.