Every public data breach

Advantest America

Disclosed Oct 5, 20262 days agoConfirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedOct 5, 2026
HappenedJan 23, 2026
AttackNot stated
Data exposedNames, Social Security numbers, Payment cards, Financial
SectorOther · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: Advantest Americaoag.ca.gov · Official notice
Vermont Attorney General breach report: Advantest Americaago.vermont.gov · Official notice

Notices filed

WhereFiledPeople
California AGresidents of CAOct 5
Vermont AGresidents of VTOct 58
History of this record
  • 2026-10-06 · data_types: [] to ["names","ssn","payment-card","financial"] · daily source
  • 2026-10-06 · added · daily source

First seen 2026-10-06 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

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