Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Sprint

Disclosed Sep 20, 201729 affectedConfirmed

Official notice

What is known

People affected29 (as reported by the organization)
DisclosedSep 20, 2017
HappenedMay 7, 2017
AttackNot stated
Data exposedNamesPhone numbers
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Sprint
Official noticein.gov
Indiana Attorney General 2018 data breach report: Sprint
Official noticemaine.gov
Maine Attorney General breach notice archive: Sprint

Notices filed

Residents of CASep 20, 2017
California AGCount not stated
Residents of MESep 20, 2017
Maine AG2 people
Residents of INMar 30, 2018
Indiana AG2 people

Other breaches at Sprint

Breach, details not statedBreach notice filed with the Indiana AG, details not stated.388 affectedUSApr 9, 2020Breach, details not statedExposed names. Reported to the California AG.27K affectedUSMar 27, 2019
History of this record
data_types2026-09-25
[] to ["names","phone"]by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 29by 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.

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