Northwestern Mutual Life Insurance

Disclosed Jun 27, 20233 years ago62,656 affectedConfirmed

What is known

People affected	62,656 (as reported by the organization)
Disclosed	Jun 27, 2023
Discovered	Feb 5, 2024
Happened	Oct 29, 2023
Attack	Ransomware
Data exposed	Not stated
Sector	Insurance · US
Status	Confirmed

Source	Kind
California Attorney General breach notice: Northwestern Mutual Life Insuranceoag.ca.gov · Official notice	Official notice
Washington Attorney General breach notice: Northwestern Mutual Life Insuranceatg.wa.gov · Official notice	Official notice
Oregon DOJ breach notice: Northwestern Mutual Life Insurancejustice.oregon.gov · Official notice	Official notice
Indiana Attorney General 2024 data breach report: Northwestern Mutual Life Insurancein.gov · Official notice	Official notice
Indiana Attorney General 2023 data breach report: Northwestern Mutual Life Insurancein.gov · Official notice	Official notice

Where	Filed	People
Indiana AGresidents of IN	Jun 27, 2023	1
Indiana AGresidents of IN	Aug 21, 2023	341
Indiana AGresidents of IN	Feb 7, 2024	18
California AGresidents of CA	Feb 16, 2024
California AGresidents of CA	Feb 29, 2024
Washington AGresidents of WA	Feb 29, 2024	1,025
Oregon DOJresidents of OR	Feb 29, 2024	62,656
Indiana AGresidents of IN	Mar 1, 2024	1,397
California AGresidents of CA	Jun 27, 2024
Indiana AGresidents of IN	Aug 9, 2024	3

Breach	Disclosed	Attack	Sector	Status	Affected
Disclosed Jan 22, 2021Jan 22, 20215 years ago	Jan 22, 20215 years ago	Not stated	Insurance	Confirmed	1
Disclosed Oct 10, 2018Oct 10, 20187 years ago	Oct 10, 20187 years ago	Not stated	Insurance	Confirmed	2,604
Disclosed Oct 3, 2017Oct 3, 20178 years ago	Oct 3, 20178 years ago	Not stated	Insurance	Confirmed	Unknown
Disclosed Feb 9, 2016Feb 9, 201610 years ago	Feb 9, 201610 years ago	Not stated	Insurance	Confirmed	1,877

History of this record

2026-09-25 · disclosed: 2023-08-21 to 2023-06-27 · backfill source
2026-09-25 · source: empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/D-BYear-to-Date-Report-2023.pdf · backfill source
2026-09-25 · disclosed: 2024-02-07 to 2023-08-21 · backfill source
2026-09-25 · records: 887 to 62656 · backfill source
2026-09-25 · records_basis: empty to organization · backfill source
2026-09-25 · records: empty to 887 · backfill source
2026-09-25 · disclosed: 2024-02-16 to 2024-02-07 · backfill source
2026-09-25 · attack: unknown to ransomware · backfill source
2026-09-25 · discovered: empty to 2024-02-05 · backfill source
2026-09-25 · disclosed: 2024-02-29 to 2024-02-16 · backfill source
2026-09-25 · disclosed: 2024-06-27 to 2024-02-29 · backfill source
2026-09-25 · added · backfill source

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