KeyBank

Disclosed Jul 31, 20197 years ago104 affectedConfirmed

Official notice

What is known

People affected	104 (as reported by the organization)
Disclosed	Jul 31, 2019
Discovered	Feb 6, 2020
Happened	Feb 6, 2020
Attack	Not stated
Data exposed	Names, Payment cards, Financial, Social Security numbers
Sector	Finance · US
Status	Confirmed

Sources

Source	Kind
Maine Attorney General breach notice archive: KeyBankmaine.gov · Official notice	Official notice

Notices filed

Where	Filed	People
Maine AGresidents of ME	Jul 31, 2019	4
Maine AGresidents of ME	Mar 6, 2020	1

Other breaches at KeyBank

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Aug 26, 2022Aug 26, 20224 years agoHacking	Aug 26, 20224 years ago	Hacking	Tech	Confirmed	Unknown
Disclosed Feb 5, 2021Feb 5, 20215 years ago	Feb 5, 20215 years ago	Not stated	Tech	Confirmed	278

History of this record

2026-09-25 · data_types: ["names","payment-card","financial"] to ["names","payment-card","financial","ssn"] · backfill source
2026-09-25 · disclosed: 2020-03-06 to 2019-07-31 · backfill source
2026-09-25 · added · backfill source

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

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