Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Ampex Data Systems

Disclosed Mar 26, 20263,723 affectedConfirmed

Official notice

What is known

People affected3,723 (as reported by the organization)
DisclosedMar 26, 2026
HappenedMar 21, 2026
AttackNot stated
Data exposedNot stated
SectorTech · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Ampex Data Systems
Official noticein.gov
Indiana Attorney General 2026 data breach report: Ampex Data Systems

Notices filed

Residents of INMar 26
Indiana AG4 people
Residents of CAMay 27
California AGCount not stated
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 3723by backfillSource
disclosed2026-09-25
2026-05-27 to 2026-03-26by 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 Ampex Data Systems