HackingProfessional ServicesProfessional ServicesPIIIdentity (basic)LowContained
New Hampshire Historical Society
bd_454407f5e00ef36c · schema v1 · pii pii-v1
Full breach record for New Hampshire Historical Society →New Hampshire Historical Society notified Vermont AG on April 1, 2026, of a breach discovered February 13, 2026. Unauthorized access may have copied personal information. No fraud known. Credit monitoring offered.
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Vermont clock⏱ VT AG >14 bday7 weeks discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Incident timeline
discovery → filing · 7 weeks / 47 days
Feb 13, 2026
Discovered
Apr 1, 2026
Filed
vs. sector median
13 wks faster
This filing is one of 5 filings about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (4) · sorted by filing gap
- New Hampshire State AGbd_6a2e16e40b883f092026-04-01Verified
- Massachusetts State AGbd_9b87ba887e50caab2026-04-01Verified
- Indiana State AGbd_a1b8c9ff8dea473f2026-04-01Verified
- Maine State AGbd_f876bba9e20e576f2026-04-01Verified
Filing propagation · 5 filings · 5 states
View merged incident ↗New Hampshire State AGApr 1 · first
Massachusetts State AGApr 1 · first
Indiana State AGApr 1 · first
Maine State AGApr 1 · first
Vermont State AGApr 1 · first · 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.