Sigmund Software

Disclosed Oct 20, 20224,767 affectedConfirmed

The business associate (BA), Sigmund Software, LLC, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 4,767 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, and health information. The BA notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the BA offered free credit monitoring to affected individuals and implemented additional administrative, technical, and security safeguards. Staff were also retrained on obligations to protect and secure PHI.

What is known

People affected	4,767 (as reported to HHS)
Disclosed	Oct 20, 2022
Attack	Hacking
Data exposed	NamesHealth
Sector	Tech · US
Status	Confirmed

Sources

Official noticeago.vermont.gov

Vermont Attorney General: 2022 10 20 Sigmund Software Data Breach Notice to Consumers

Official noticein.gov

Indiana Attorney General 2022 data breach report: Sigmund Software

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): Sigmund Software (Business Associate, CT)

Notices filed

Residents of VTOct 20, 2022

Vermont AGCount not stated

Residents of INOct 20, 2022

Indiana AG18 people

TotalOct 20, 2022

HHS archive4,767 people

History of this record

attack2026-09-25

unknown to hackingby backfillSource

data_types2026-09-25

[] to ["names","health"]by backfillSource

records_basis2026-09-25

organization to hhsby backfillSource

records2026-09-25

983 to 4767by backfillSource

summary2026-09-25

empty to The business associate (BA), Sigmund Software, LLC, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 4,767 individuals. The PHI involved included names, addresses, dates of birth, drby backfillSource

records_basis2026-09-25

empty to organizationby backfillSource

records2026-09-25

empty to 983by backfillSource

Added2026-09-25

First recordedby backfillSource

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

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