Andersen Group Inc.Andersen disclosed a social engineering cyberattack that exposed some client files, though it says systems were not broadly breached and it notified law enforcement and affected clients.

Andersen Group confirmed that a social engineering attack resulting in unauthorized access to some company files related to a limited number of clients did not expose its systems to broader unauthorized access. The firm said it launched its cybersecurity response process, initiated a forensic investigation and notified law enforcement after identifying the attack, which involved a single employee. The forensic investigation is now complete, and Andersen has notified the limited number of clients whose data was affected. The company has also taken additional measures designed to reduce the risk of similar incidents in the future. Andersen stock rose 2.4% in after-hours trading.
Andersen Group Inc.Andersen disclosed a social engineering cyberattack that exposed some client files, though it says systems were not broadly breached and it notified law enforcement and affected clients.