Massachusetts Mutual Life Insurance Company
bd_61bf81906947ed94 · schema v1 · pii pii-v1
Full breach record for Massachusetts Mutual Life Insurance Company →48 incidents on fileMassMutual experienced unauthorized access to an independent agency employee's online account on February 1, 2023. The company became aware of the incident on February 2, 2023. The breach involved personal information, including names and potentially other identity data, accessed via the employee's Microsoft Outlook mailbox. MassMutual secured the account, launched an investigation, and offered 24 months of identity protection services through IdentityForce to affected individuals.
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Incident timeline
Feb 1, 2023
Begins
Feb 2, 2023
Discovered
Apr 27, 2023
Filed
vs. sector median
+3 wks slower
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- Montana State AGbd_ac1cfa7a115c48252023-04-27Verified
- Massachusetts State AGbd_3286757bf71339b62023-04-26 · +1dVerified
- Indiana State AGbd_3f4272bdb56e10c92023-05-04 · +7dVerified
Filing propagation · 4 filings · 4 states
View merged incident ↗Pattern: first filing Apr 26 (MA), last May 4 (IN) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.