Massachusetts Mutual Life Insurance Company — May 2023 breach

Clustered 3 filings across 3 jurisdictions · filing window Jul 17, 2023 → Jul 19, 2023. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

3 filings

States

Affected · reported

242

First → last filing

Jul 17, 2023 → Jul 19, 2023

Merge confidence

100%

incident inc_a1dc7ebab8c64c68 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 3 regulatory filings. The filing describes unauthorized access. Intrusion May 29, 2023, discovered Jun 23, 2023 — the first regulatory filing landed 24 days later. 242 individuals reported across the linked filings. Data reported: Government ID and Identity (basic). Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

24days

Discovered → first regulatory filing

Filing span

2days

Time between earliest and latest filing

Not recorded for this incident

Discovery variance · Leak precedence · Materiality delta · SEC filing delay — no leak-site claim in this cluster; no SEC 8-K in this cluster; needs two dated filings.

Regulatory clocksMassachusetts✓ MA credit monitoring dueMaine✓ ME AG ≤30d · 26dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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