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MidFirst Bank

Disclosed Aug 4, 20233 years agoConfirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedAug 4, 2023
DiscoveredJun 13, 2023
HappenedMay 27, 2023
AttackHacking
Data exposedNot stated
SectorFinance · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: MidFirst Bankoag.ca.gov · Official notice
Washington Attorney General breach notice: MidFirst Bankatg.wa.gov · Official notice
Oregon DOJ breach notice: MidFirst Bankjustice.oregon.gov · Official notice

Notices filed

WhereFiledPeople
Washington AGresidents of WAAug 4, 20236,097
California AGresidents of CAAug 21, 2023
Oregon DOJresidents of ORAug 21, 2023
History of this record
  • 2026-09-25 · attack: unknown to hacking · backfill source
  • 2026-09-25 · disclosed: 2023-08-21 to 2023-08-04 · backfill source
  • 2026-09-25 · discovered: empty to 2023-06-13 · backfill source
  • 2026-09-25 · occurred: empty to 2023-05-27 · 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 MidFirst Bank

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