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Citi

Disclosed Mar 28, 201313 years agoConfirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedMar 28, 2013
AttackNot stated
Data exposedNot stated
SectorTech · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: Citioag.ca.gov · Official notice

Notices filed

WhereFiledPeople
California AGresidents of CAMar 28, 2013

Other breaches at Citi

BreachAffected
Hackers view data on 360,083 Citi credit card accounts via website flawJun 3, 201115 years agoHackingUnverified360K
UPS loses CitiFinancial backup tapes with 3.9 million customers' dataJun 6, 200521 years agoLost or stolen deviceUnverified3.9M
History of this record
  • 2026-09-25 · added · backfill source

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

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