Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

Springfield Armory

Disclosed Nov 18, 2016Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedNov 18, 2016
DiscoveredNov 4, 2016
HappenedOct 3, 2015
AttackHacking
Data exposedNamesPayment cardsFinancialPasswords
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Springfield Armory
Official noticeatg.wa.gov
Washington Attorney General breach notice: Springfield Armory
Official noticejustice.oregon.gov
Oregon DOJ breach notice: Springfield Armory
Official noticein.gov
Indiana Attorney General 2016 data breach report: Springfield Armory
Official noticemaine.gov
Maine Attorney General breach notice archive: Springfield Armory

Notices filed

Residents of CANov 18, 2016
California AGCount not stated
Residents of WANov 18, 2016
Washington AG512 people
Residents of ORNov 18, 2016
Oregon DOJ19,543 people
Residents of INNov 18, 2016
Indiana AGCount not stated
Residents of MENov 18, 2016
Maine AGCount not stated
Residents of MEFeb 20, 2017
Maine AG5 people
History of this record
data_types2026-09-25
["names"] to ["names","payment-card","financial","passwords"]by backfillSource
data_types2026-09-25
[] to ["names"]by backfillSource
source2026-09-25
empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-date-Report-2016.pdfby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
discovered2026-09-25
empty to 2016-11-04by 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 Springfield Armory