Every public data breach

44 disclosed this week · 26,355 on record

ZOLL Medical

Disclosed Mar 10, 20231,004,443 affectedConfirmed

Official notice

The covered entity (CE), ZOLL Medical Corporation, reported that an employee was the subject of an email phishing scheme that affected the protected health information (PHI) of 8,898 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, and medical diagnoses and other clinical information. ZOLL notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its PHI. Staff were retrained on email security precautions.

What is known

People affected1,004,443 (as reported by the organization)
DisclosedMar 10, 2023
DiscoveredJan 28, 2023
HappenedAug 2, 2023
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
data_types2026-09-25
[] to ["names","health"]by backfillSource
summary2026-09-25
empty to The covered entity (CE), ZOLL Medical Corporation, reported that an employee was the subject of an email phishing scheme that affected the protected health information (PHI) of 8,898 individuals. The PHI involved included names, addresses, by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 1004443by backfillSource
source2026-09-25
empty to https://ago.vermont.gov/document/2023-03-10-zoll-medical-corporation-data-breach-notice-consumersby backfillSource
source2026-09-25
empty to https://ago.vermont.gov/document/2023-12-18-zoll-medical-corporation-data-breach-notice-consumersby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
discovered2026-09-25
empty to 2023-01-28by backfillSource
disclosed2026-09-25
2023-12-18 to 2023-03-10by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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