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Continental Casualty Company (CNA)

ArchivedSubmitted 03/23/2026
State
IL
Covered entity type
Health Plan
Individuals affected
6,086
Business associate present
Yes
Type of breach
Hacking/IT Incident
Location of breached information
Network Server
First seen by InfoSec Signals
9/23/2026
Last seen in OCR export
9/23/2026

OCR description

The covered entity (CE), Continental Casualty Company, reported that it was notified by its business associate (BA) that a subcontractor of the BA’s subcontractor experienced a breach of its network that affected the protected health information (PHI) of 6,086 individuals. The PHI involved included clinical, demographic, and financial information. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE and BA implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect its PHI.

Change history

  • 9/23/2026Added to OCR's archive list

Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.