Every public data breach

44 disclosed this week · 26,355 on record

AU Medical Center

Disclosed May 26, 2017472,413 affectedConfirmed

Official notice

The covered entity (CE), AU Medical Center, Inc., reported that multiple employees were the victims of an email phishing attack that affected the electronic protected health information (ePHI) of 417.000 individuals. The ePHI involved included names, addresses, dates of birth, Social Security numbers, financial information, drivers’ license numbers, medical record numbers, health insurance information, prescription information, diagnoses/conditions, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. In response to the breach the CE implemented additional administrative and technical safeguards and retrained employees on email security.

What is known

People affected472,413 (as reported to HHS)
DisclosedMay 26, 2017
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
disclosed2026-09-25
2017-09-15 to 2017-05-26by backfillSource
disclosed2026-09-25
2018-08-16 to 2017-09-15by backfillSource
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.

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