DisclosureLens
Leak SiteState AGConfirmed3 filings · 2 statesLifecycle stage 2 of 3: ConfirmedUnverified claimConfirmedEnforcedblack_bastahigh sensitivity
Merged incident · 3 filings

MasterCorp — March 2023 breach

Clustered 3 filings across 3 jurisdictions · filing window Apr 27, 2023 May 31, 2023. View entity profile → Other incidents for this victim →

1 cross-filing discrepancyMerge100%

Determination

Confirmed

Members

3 filings

States

2

Affected · reported

3

First → last filing

Apr 27, 2023 May 31, 2023

Merge confidence

100%

incident inc_996598cdc76c4742 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 2 regulatory filings and 1 unverified claim. The filing describes unauthorized access. Intrusion Mar 30, 2023–Mar 31, 2023, discovered Mar 31, 2023 — the first regulatory filing landed 60 days later. 3 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

Notification delay
60days

Discovered → first regulatory filing

Leak precedence
32days before filing

Days between the first leak-site claim and the first regulatory filing. Positive = the claim came first (public exposure before disclosure). Negative = the claim trailed the filing, so there was no pre-disclosure leak. Counts regulatory filings only — press coverage is not a regulatory disclosure.

Filing span
33days

Time between earliest and latest filing

Not recorded for this incident

Discovery variance · Materiality delta · SEC filing delayno SEC 8-K in this cluster; needs two dated filings.

Regulatory clocksVermont VT AG >14 bdayLeak gap Leak >30dFull clock table in Litigation Timeline

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MasterCorp data breach (2023) · DisclosureLens