Every public data breach

47 disclosed this week · 26,367 on record

Northwestern Mutual Life Insurance

Disclosed Jun 27, 202362,656 affectedConfirmed

Official notice

What is known

People affected62,656 (as reported by the organization)
DisclosedJun 27, 2023
DiscoveredFeb 5, 2024
HappenedOct 29, 2023
AttackRansomware
Data exposedNot stated
SectorInsurance · US
StatusConfirmed

Sources

Notices filed

Other breaches at Northwestern Mutual Life Insurance

History of this record
disclosed2026-09-25
2023-08-21 to 2023-06-27by backfillSource
source2026-09-25
empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/D-BYear-to-Date-Report-2023.pdfby backfillSource
disclosed2026-09-25
2024-02-07 to 2023-08-21by backfillSource
records2026-09-25
887 to 62656by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 887by backfillSource
disclosed2026-09-25
2024-02-16 to 2024-02-07by backfillSource
attack2026-09-25
unknown to ransomwareby backfillSource
discovered2026-09-25
empty to 2024-02-05by backfillSource
disclosed2026-09-25
2024-02-29 to 2024-02-16by backfillSource
disclosed2026-09-25
2024-06-27 to 2024-02-29by 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.

Everything about Northwestern Mutual Life Insurance