Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Mandarin Oriental

Disclosed Jul 10, 2015100,000 affectedConfirmed

Official notice

What is known

People affected100,000 (as reported by the organization)
DisclosedJul 10, 2015
HappenedJun 18, 2014
AttackNot stated
Data exposedNamesPayment cards
SectorOther · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: Mandarin Oriental
Official noticein.gov
Indiana Attorney General 2015 data breach report: Mandarin Oriental
Official noticemaine.gov
Maine Attorney General breach notice archive: Mandarin Oriental

Notices filed

Residents of CAJul 10, 2015
California AGCount not stated
Residents of INJul 10, 2015
Indiana AG99 people
Residents of MEJul 10, 2015
Maine AG28 people
Residents of MENov 18, 2015
Maine AG4 people
History of this record
data_types2026-09-25
["names"] to ["names","payment-card"]by backfillSource
data_types2026-09-25
[] to ["names"]by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 100000by 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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