American Payroll Institute

Disclosed Sep 9, 20206 years ago20,754 affectedConfirmed

Official notice

What is known

People affected	20,754 (as reported by the organization)
Disclosed	Sep 9, 2020
Happened	Nov 22, 2020
Attack	Not stated
Data exposed	Not stated
Sector	Finance · US
Status	Confirmed

Sources

Source	Kind
Indiana Attorney General 2021 data breach report: American Payroll Institutein.gov · Official notice	Official notice
Indiana Attorney General 2020 data breach report: American Payroll Institutein.gov · Official notice	Official notice

Notices filed

Where	Filed	People
Indiana AGresidents of IN	Sep 9, 2020	79
Indiana AGresidents of IN	Dec 22, 2020	1

Other breaches at American Payroll Institute

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Dec 31, 2024Dec 31, 20241 year ago	Dec 31, 20241 year ago	Not stated	Finance	Confirmed	609

History of this record

2026-09-25 · records: 41 to 20754 · backfill source
2026-09-25 · disclosed: 2020-12-22 to 2020-09-09 · backfill source
2026-09-25 · added · backfill source

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

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