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Montana Data Breach Affects Over 460,000 Residents' Financial and Health Information

Montana Data Breach Affects Over 460,000 Residents' Financial and Health Information

First seen 11 Nov 2025, 11:18 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

A data breach involving Montana Blue Cross-Blue Shield may have compromised the financial and health data of over 460,000 Montanans. The Montana Insurance Commissioner has introduced an AI tool to assist affected customers in navigating the aftermath of the breach.

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