DisclosureLens
HackingOtherCustomer Data InvolvedIdentity (basic)Government IDHighResolved

MPB Property, LLC

bd_50395d03e108497a · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 23, 2026

Filed

May 27, 2026

To disclose

5 weeks

Affected · nationwide

2,0421 in this filing

Linked

3 filings

Confidence

65%
Full breach record for MPB Property, LLC →

MPB Property LLC reported an external system breach (hacking) occurring on September 7, 2025, discovered on April 23, 2026. The incident affected 2,042 individuals total, including 1 Maine resident. The breach involved the acquisition of personal identifiers, including government IDs. MPB Property LLC provided written notification and offered 12 months of credit monitoring and identity protection services via Experian.

Maine clockDiscovered Apr 23, 2026 → Filed with AG May 27, 202634d ⏱ ME AG >30d5 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 228 days
discovery → filing · 5 weeks / 34 days

Sep 7, 2025

Begins

Apr 23, 2026

Discovered

May 27, 2026

Filed

vs. sector median

3 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 3 states

View merged incident ↗
Indiana State AGMay 22 · first
Maine State AG+5d · this page
Massachusetts State AG+6d

Pattern: first filing May 22 (IN), last May 28 (MA) — a 6-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.