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Aetna ACE

Disclosed Jul 29, 20206 years ago484,157 affectedConfirmed

Official notice

The covered entity (CE), Aetna ACE, reported that a vendor of its business associate experienced a cyber-attack that compromised the protected health information (PHI) of 9,191 individuals. The PHI involved included names, addresses/zip codes, birthdates and other identifiers. The CE notified HHS and affected individuals.

What is known

People affected484,157 (as reported to HHS)
DisclosedJul 29, 2020
DiscoveredOct 6, 2023
HappenedMay 30, 2023
AttackHacking
Data exposedNames, Health
SectorFinance · US
StatusConfirmed

Sources

Source
Washington Attorney General breach notice: Aetna ACEatg.wa.gov · Official notice
Indiana Attorney General 2022 data breach report: Aetna ACEin.gov · Official notice
HHS OCR breach report (archive, resolved): Aetna ACE (Health Plan, CT)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalJul 29, 20201,084
HHS archivetotalDec 22, 2020484,157
HHS archivetotalMay 26, 2021562
HHS archivetotalJul 14, 20218,664
HHS archivetotalSep 22, 20211,011
HHS archivetotalFeb 15, 2022893
HHS archivetotalJul 27, 2022325,278
Indiana AGresidents of INDec 23, 20221
HHS archivetotalDec 27, 20224,222
Washington AGresidents of WAFeb 28, 20242,653
HHS archivetotalMay 3, 20249,191

Other breaches at Aetna ACE

BreachAffected
Disclosed Dec 20, 2024Dec 20, 20241 year agoInsider1,317
History of this record
  • 2026-09-25 · disclosed: 2020-12-22 to 2020-07-29 · backfill source
  • 2026-09-25 · records: 325278 to 484157 · backfill source
  • 2026-09-25 · disclosed: 2021-05-26 to 2020-12-22 · backfill source
  • 2026-09-25 · disclosed: 2021-07-14 to 2021-05-26 · backfill source
  • 2026-09-25 · disclosed: 2021-09-22 to 2021-07-14 · backfill source
  • 2026-09-25 · disclosed: 2022-02-15 to 2021-09-22 · backfill source
  • 2026-09-25 · disclosed: 2022-07-27 to 2022-02-15 · backfill source
  • 2026-09-25 · records: 9191 to 325278 · backfill source
  • 2026-09-25 · disclosed: 2022-12-23 to 2022-07-27 · backfill source
  • 2026-09-25 · data_types: [] to ["names","health"] · backfill source
  • 2026-09-25 · records_basis: organization to hhs · backfill source
  • 2026-09-25 · records: 110 to 9191 · backfill source
  • 2026-09-25 · summary: empty to The covered entity (CE), Aetna ACE, reported that a vendor of its business associate experienced a cyber-attack that compromised the protected health information (PHI) of 9,191 individuals. The PHI involved included names, addresses/zip cod · backfill source
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 110 · backfill source
  • 2026-09-25 · disclosed: 2024-02-28 to 2022-12-23 · backfill source
  • 2026-09-25 · added · backfill source

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

Everything about Aetna ACE

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