Overview

• Leidos Holdings, a key IT services provider for the US government, recently discovered internal documents were leaked.
• The breach is traced back to a 2022 hack of Diligent Corporation, a third-party vendor used by Leidos.
• Leidos claims no sensitive customer data was compromised and necessary breach notifications were made in 2023.
• The leaked documents were found on a cybercrime forum, though their authenticity remains unverified.
• Leidos continues to assess the potential impact and implement measures to prevent future incidents.