DisclosureLens
UnknownGovernment IDMedium

MasterCorp

bd_e8cd3a1ed548572b · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

May 31, 2023

To disclose

—

Affected

3state residents only

Linked

3 filings

Confidence

95%
Full breach record for MasterCorp →

MasterCorp, Inc. reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2023-05-31. 3 Massachusetts residents were affected. The report records the breach type as electronic.

Leak gap clock⏱ Leak >30d
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

May 31, 2023

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 3 about the same incident.View merged incident
A leak claim by black_basta about this victim predates this filing by 33 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Vermont State AGMay 30 · first
Massachusetts State AG+1d · this page

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.