Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Topstep

Disclosed Dec 20, 20251,920 affectedConfirmed

Official notice

What is known

People affected1,920 (as reported by the organization)
DisclosedDec 20, 2025
DiscoveredDec 5, 2025
HappenedNov 26, 2025
AttackNot stated
Data exposedSocial Security numbersAddressesNames
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.my.site.com
Texas Attorney General data security breach report BR-0004752: Topstep
Official noticeago.vermont.gov
Vermont Attorney General: 2026-01-16 Topstep Data Breach Notice to Consumers
Official noticein.gov
Indiana Attorney General 2026 data breach report: Topstep
Official noticein.gov
Indiana Attorney General 2025 data breach report: Topstep

Notices filed

Residents of INDec 20, 2025
Indiana AG1 person
Residents of TXDec 22, 2025
Texas AG222 people
Residents of INDec 22, 2025
Indiana AG14 people
Residents of INDec 30, 2025
Indiana AG4 people
Residents of VTJan 16
Vermont AGCount not stated
Residents of INJan 20
Indiana AG11 people
History of this record
disclosed2026-09-25
2025-12-22 to 2025-12-20by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about Topstep