Every public data breach

47 disclosed this week · 26,367 on record

Crozer-Keystone Health System

Disclosed Sep 1, 2020177,023 affectedConfirmed

Official notice

What is known

People affected177,023 (as reported by the organization)
DisclosedSep 1, 2020
DiscoveredJun 15, 2020
HappenedJun 14, 2020
AttackNot stated
Data exposedNamesHealthInsurance
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

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

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

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