Every public data breach

44 disclosed this week · 26,355 on record

Blue Cross and Blue Shield of Massachusetts

1 breach4,855 affected in allOther

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Every breach here links to its sources and official notices. Across Glyph: lawsuits, incidents and outages.

Added2026-09-25
Blue Cross and Blue Shield of Massachusetts, 2022-07-20
Added2026-09-25
Blue Cross and Blue Shield of Massachusetts