HackingManufacturingManufacturingCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

Miller Construction

bd_04602d7e221429c1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 3, 2025

Filed

Sep 11, 2025

To disclose

10 weeks

Affected

73state residents only

Linked

2 filings

Confidence

67%

Full breach record for Miller Construction →

Miller Construction, Inc. notified the New Hampshire Attorney General on September 11, 2025, of a data incident discovered on July 3, 2025. An unauthorized actor accessed files containing names, Social Security numbers, financial account information, and driver's license numbers for 73 New Hampshire residents. Miller engaged third-party specialists, secured the network, and mailed notices offering 12 months of credit monitoring.

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Incident timeline

discovery → filing · 10 weeks / 70 days

Jul 3, 2025

Discovered

Sep 11, 2025

Filed

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Vermont State AGbd_987f3fcddb9f10ff2025-09-11Candidate

Name: Cipriani
norm: cipriani
Domain: cipriani.com

Name: Miller Construction
norm: miller construction
Industry: Manufacturingllm

Discovered: Jul 3, 2025
Materiality determined: —
Notification sent: Sep 11, 2025
Affected individuals: 73state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External

During the incident: Took immediate action to secure the network
Engaged a team of third-party specialists to assist with determining the full nature and scope of the incident
Mailed written notice of this incident to the potentially impacted individuals via U.S. mail
Offered complimentary credit monitoring and identity protection services for 12 months
Changes made: Provided access to credit monitoring/credit report/credit score services at no charge for twelve months
Provided proactive fraud assistance
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Vermont State AGSep 11 · first

New Hampshire State AGSep 11 · 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.

Source URL: https://mm.nh.gov/files/uploads/doj/remote-docs/miller-construction-20250911.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 11, 2025
Raw hash: 97c65c595caa0f659007dfb55f3229b2f022576378059810e2b3e6b44d468c67

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCipriani

Victim entityMiller Construction

Incidentdiscovered Jul 3, 2025

Stated responseTook immediate action to secure the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov