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Investigation into data breach involving MTBCBS members could head to court

By KTVH.com  
   February 02, 2026

In October, MTN reported on a major data breach involving customers with Blue Cross Blue Shield of Montana. Now, as a state investigation into the breach continues, the next steps could be playing out in court. BCBSMT, the largest health insurance provider in Montana, said in October that up to 462,000 of its members' data may have been exposed by a 'cyber incident' affecting Conduent, a third-party vendor. The company reported the incident to Montana State Auditor James Brown's office, which launched an investigation. Now, BCBSMT is arguing the auditor's actions have been unlawful. The company filed a lawsuit in state district court in Helena, claiming Brown's office doesn't have the authority to pursue an investigation.

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