Every public data breach

44 disclosed this week · 26,355 on record

Deloitte Tax

Disclosed May 4, 20172 affectedConfirmed

Official notice

What is known

People affected2 (as reported by the organization)
DisclosedMay 4, 2017
HappenedApr 20, 2017
AttackNot stated
Data exposedNot stated
SectorFinance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Deloitte Tax

History of this record
Added2026-09-25
First recordedby backfillSource

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

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