Every public data breach

44 disclosed this week · 26,355 on record

Block

Disclosed Sep 26, 202310,801 affectedConfirmed

Official notice

What is known

People affected10,801 (as reported by the organization)
DisclosedSep 26, 2023
HappenedJan 12, 2023
AttackNot stated
Data exposedNot stated
SectorFinance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Block

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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