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The Northwestern Mutual Life Insurance Company

bd_2f40c7ba9b1e8a51 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Feb 16, 2024

To disclose

—

Affected · nationwide

24,518549 in this filing

Linked

16 filings

Confidence

95%
Full breach record for The Northwestern Mutual Life Insurance Company →22 incidents on file

The Northwestern Mutual Life Insurance Company reported a data breach to the Indiana Attorney General. The breach occurred on 2023-10-29 and was reported on 2024-02-16. 549 Indiana residents were affected. 24,518 individuals affected in total.

Incident timeline

Oct 29, 2023

Begins

Feb 16, 2024

Filed

This filing is one of 16 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filings ↓up to 21d gap

Showing first 10 of 15 linked disclosures.

Filing propagation · 11 filings · 6 states

View merged incident ↗

Pattern: first filing Feb 7 (MT), last Mar 8 (NH) — a 30-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.