2
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currently linked to this company
Company intelligence
Sedgwick cybersecurity incidents and threat signals
sedgwick.com
This company page brings together public reporting currently associated with Sedgwick. It reflects signals published by Shadow Tier and should not be read as a complete incident history.
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Last 28 days
recent published signals
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Last 90 days
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June 25, 2026
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Based on all published signals currently linked to Sedgwick. Affected countries come from victim data; the company country above remains a separate profile fact. Counts describe this reporting set, not overall incident prevalence.
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All published signals involving Sedgwick
World Trade Center Health Program data compromised via Managed Care Advisors/Sedgwick Government Solutions vendor breach
The World Trade Center (WTC) Health Program reported a data security incident affecting 1,071 individuals. Highly sensitive data was compromised at a vendor, Managed Care Advisors/Sedgwick Government Solutions, where hackers accessed a server and exfiltrated data before encrypting files. The TridentLocker ransomware group claimed responsibility.
Managed Care Advisors/Sedgwick Government Solutions (MCA/SGS) suffers ransomware attack affecting WTC Health Program data
Managed Care Advisors/Sedgwick Government Solutions (MCA/SGS), a federal contractor managing workers' compensation and managed care for U.S. government agencies, experienced a ransomware attack. An unauthorized third party accessed a corporate Secure File Transfer Protocol (SFTP) server on November 16, 2025, and encrypted files. The compromised server stored files from the Nationwide Provider Network for the World Trade Center Health Program. The exposed information includes first and last names, home addresses, Social Security numbers, dates of birth, medical record images, and completed WTC Health Program forms.
FAQ
Questions about Sedgwick cybersecurity reporting
What does the Sedgwick page include?
It combines a reviewed organization profile with all current published Shadow Tier signals explicitly linked to Sedgwick.
Does every mention of Sedgwick appear here?
No. A signal must contain a reliable company connection and meet the publication criteria; incidental or ambiguous mentions are excluded.
Why can the incident count change?
The page follows current published reporting. Counts change as new evidence is added, classifications are reviewed, or older signals leave the reporting window.