QUMPUS, INC. — September 2021 breach

Clustered 3 filings across 3 jurisdictions · filing window Apr 20, 2022 → Apr 25, 2022. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

3 filings

States

Affected · reported

3,489

First → last filing

Apr 20, 2022 → Apr 25, 2022

Merge confidence

100%

incident inc_08d1b6bd22414f02 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 3 regulatory filings. The filing describes unauthorized access. Intrusion Sep 22, 2021–Oct 4, 2021, discovered Oct 4, 2021 — the first regulatory filing landed 198 days later. 3,489 individuals reported across the linked filings. Data reported: Government ID and Identity (basic). Notifications rolled out on a 5-day schedule across 3 filings beginning Apr 20, 2022. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

198days

Discovered → first regulatory filing

Filing span

5days

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 dueFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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