Every public data breach

Disclosed this week50On record26,344

50 disclosed this week · 26,344 on record

Cohesity

Disclosed Oct 13, 2026916 affectedConfirmed

Official notice

What is known

People affected916 (as reported to HHS)
DisclosedOct 13, 2026
AttackHacking
Data exposedNamesHealth
SectorInsurance · US
StatusConfirmed

Sources

Official noticeocrportal.hhs.gov
HHS OCR breach report: Cohesity (Health Plan, CA)

Notices filed

TotalOct 13
HHS OCR916 people
History of this record
Added2026-11-06
First recordedby dailySource

First seen 2026-11-06 (HHS OCR), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

Everything about Cohesity