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Blue Cross Blue Shield of Montana

2026-04-19 · Severity 7/10 — High · Data_breach

Incident Summary

Blue Cross Blue Shield experienced a data breach affecting approximately 462,000 individuals. A Montana state investigation into the breach has been allowed to continue by a judge.

Sources

https://news.google.com/rss/articles/CBMirwFBVV95cUxPNlkzblE0aVBScV80bFU1TjlwdW1YZTlaVG5KSF9DYXNhdTVNaXlCMlFFelJOdEt1akpLVnpyTkloQkRFTUFCS0VDaW1CNm1xbWxJbVdReUJCdHR1VzI4QUhvSWZKZDF5THE4VGU3N09yaXNzdGRKaEZjMGVmbE9xWkdMOERUQW15aHA5c3oyUEhqWlFveW96REtyU2VGX0hteTVoQlpOa2pUbUlPOVd3?oc=5

Details

Records Affected

462000

Industry

Insurance

Headquarters

United States

Date Reported

2026-04-19

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