Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

California Northstate University

Disclosed Dec 21, 2023Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedDec 21, 2023
DiscoveredNov 2, 2023
HappenedFeb 12, 2023
AttackRansomware
Data exposedNot stated
SectorEducation · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: California Northstate University
Official noticeatg.wa.gov
Washington Attorney General breach notice: California Northstate University

Notices filed

Residents of CADec 21, 2023
California AGCount not stated
Residents of WADec 21, 2023
Washington AG5,694 people
History of this record
attack2026-09-25
unknown to ransomwareby backfillSource
discovered2026-09-25
empty to 2023-11-02by 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 California Northstate University