Every public data breach

47 disclosed this week · 26,367 on record

Harnish Group

Disclosed Dec 22, 2025Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedDec 22, 2025
DiscoveredNov 11, 2025
HappenedNov 6, 2025
AttackHacking
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Notices filed

History of this record
disclosed2026-09-25
2025-12-29 to 2025-12-22by backfillSource
Added2026-09-25
First recordedby backfillSource

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

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