Every public data breach

47 disclosed this week · 26,367 on record

Blue Cross and Blue Shield of Massachusetts

Disclosed Jul 20, 20224,855 affectedConfirmed

Official notice

What is known

People affected4,855 (as reported by the organization)
DisclosedJul 20, 2022
HappenedMay 17, 2022
AttackNot stated
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Indiana AG), confirmed by Indiana AG. Record counts are as reported. Not legal advice.

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