Skip to content

American Council for International Studies

Disclosed Dec 3, 20214 years ago42,427 affectedConfirmed

Official notice

What is known

People affected42,427 (as reported by the organization)
DisclosedDec 3, 2021
DiscoveredJun 10, 2021
HappenedMay 25, 2021
AttackHacking
Data exposedNot stated
SectorNonprofit · US
StatusConfirmed

Sources

Notices filed

WhereFiledPeople
California AGresidents of CADec 3, 2021
Washington AGresidents of WADec 3, 20213,712
Oregon DOJresidents of ORDec 3, 202142,430
Indiana AGresidents of INDec 3, 2021559
History of this record
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 42427 · backfill source
  • 2026-09-25 · attack: unknown to hacking · backfill source
  • 2026-09-25 · discovered: empty to 2021-06-10 · backfill source
  • 2026-09-25 · added · backfill source

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

Everything about American Council for International Studies

New breaches by email

Wednesdays, only in weeks with newly disclosed breaches, the largest first.

Double opt-in. Unsubscribe any time.