Sedgwick confirms cyberattack on subsidiary after TridentLocker claims data theft

Back Siliconangle

Sedgwick confirms cyberattack on subsidiary after TridentLocker claims data theft

Siliconangle • January 6, 2026

Share: View original

... ransomware group claimed to have stolen sensitive data from the company. The cyberattack occurred on Dec. 30 and involved Sedgwick Government ...

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Sedgwick Confirms Cyberattack on Government Subsidiary Involving Data Theft Sedgwick has confirmed a cyberattack on its subsidiary that serves government agencies, which occurred on December 30, 2025. The ransomware group TridentLocker claimed responsibility, stating they stole sensitive data during the incident. The attack compromised a file transfer system used by the subsidiary. 2 sources 57

Extracted Entities

Attack Types (1)

Companies (1)

Ransomware Groups (1)