Every public data breach

47 disclosed this week · 26,367 on record

Kantar Group

Disclosed Mar 21, 20164,266 affectedConfirmed

Official notice

What is known

People affected4,266 (as reported by the organization)
DisclosedMar 21, 2016
HappenedMar 1, 2016
AttackNot stated
Data exposedNot stated
SectorOther · US
StatusConfirmed

Sources

Notices filed

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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