Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Cigna

Disclosed Apr 9, 2014527 affectedConfirmed

Official notice

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What is known

People affected527 (as reported to HHS)
DisclosedApr 9, 2014
AttackLost or stolen device
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeocrportal.hhs.gov
HHS OCR breach report (archive, resolved): Cigna (Business Associate, CT)

Notices filed

TotalApr 9, 2014
HHS archive527 people

Other breaches at Cigna

Hacking breachHacking exposed names and health records. Reported to the HHS archive.3,720 affectedInsuranceUSOct 10, 2018Breach, details not statedBreach notice filed with the Indiana AG, details not stated.267 affectedUSMay 24, 2017
History of this record
Added2026-09-25
First recordedby backfillSource

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

Everything about Cigna