Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Harbor Developmental Disabilities Foundation

Disclosed Apr 22, 20262,287 affectedConfirmed

Official notice

What is known

People affected2,287 (as reported to HHS)
DisclosedApr 22, 2026
HappenedMar 6, 2026
AttackHacking
Data exposedNamesHealth
SectorNonprofit · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Harbor Developmental Disabilities Foundation
Official noticeocrportal.hhs.gov
HHS OCR breach report: Harbor Developmental Disabilities Foundation (Business Associate, CA)
Official noticein.gov
Indiana Attorney General 2026 data breach report: Harbor Developmental Disabilities Foundation

Notices filed

Residents of CAApr 22
California AGCount not stated
TotalApr 22
HHS OCR2,287 people
Residents of INApr 22
Indiana AG1 person
Residents of CAMay 28
California AGCount not stated
Residents of CAJul 13
California AGCount not stated
History of this record
source2026-09-25
empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-Date-Report-7_2026.pdfby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 2287by backfillSource
disclosed2026-09-25
2026-05-28 to 2026-04-22by backfillSource
disclosed2026-09-25
2026-07-13 to 2026-05-28by 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.

Everything about Harbor Developmental Disabilities Foundation