Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Thesy

Disclosed Nov 2, 2018226,000 affectedConfirmed

Official notice

What is known

People affected226,000 (as reported by the organization)
DisclosedNov 2, 2018
DiscoveredSep 20, 2018
HappenedDec 6, 2017
AttackHacking
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Thesy
Official noticeatg.wa.gov
Washington Attorney General breach notice: Thesy
Official noticejustice.oregon.gov
Oregon DOJ breach notice: Thesy
Official noticein.gov
Indiana Attorney General 2019 data breach report: Thesy

Notices filed

Residents of INNov 2, 2018
Indiana AG8,946 people
Residents of WANov 9, 2018
Washington AG5,907 people
Residents of CANov 28, 2018
California AGCount not stated
Residents of ORDec 5, 2018
Oregon DOJ226,000 people

Other breaches at Thesy

Breach, details not statedBreach notice filed with the Indiana AG, details not stated.1,132 affectedUSMay 20, 2022
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 226000by backfillSource
disclosed2026-09-25
2018-11-09 to 2018-11-02by backfillSource
attack2026-09-25
unknown to hackingby backfillSource
disclosed2026-09-25
2018-11-28 to 2018-11-09by backfillSource
discovered2026-09-25
empty to 2018-09-20by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about Thesy