HackingProfessional ServicesProfessional ServicesEmployee Data InvolvedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

DHK Architects, Inc.

bd_f609548fe411e70c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 22, 2025

Filed

Jun 1, 2026

To disclose

36 weeks

Affected

1state residents only

Linked

2 filings

Confidence

67%

DHK Architects, Inc. notified the NH Attorney General of a data security incident where unauthorized access to its network occurred. The firm identified suspicious activity on September 22, 2025. Investigation determined that PII, including names, dates of birth, addresses, and Social Security Numbers, of one New Hampshire resident (among current/former employees and clients) may have been accessed. DHK engaged forensic experts, secured systems, tightened access controls, and offered 12 months of identity theft protection.

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Incident timeline

discovery → filing · 36 weeks / 252 days

Sep 22, 2025

Discovered

Jun 1, 2026

Filed

vs. sector median

+17 wks slower

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

Massachusetts State AGbd_e125ac60a9eccce12026-06-02 · +1dVerified

Name: DHK Architects, Inc.
norm: dhk architects
Domain: dhk.ca

Name: DHK Architects, Inc.
norm: dhk architects
Domain: dhk.ca
Industry: Professional Servicesllm

Discovered: Sep 22, 2025
Materiality determined: —
Notification sent: May 26, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unknown
Threat actor: External
Regulator citations: Notified New Hampshire Department of Justice

During the incident: Took steps to secure its systems
Initiated an investigation
Engaged a third-party forensic firm to assist
Implemented additional security measures to help secure its systems and prevent future unauthorized access
Offering identity theft protection services through TransUnion
Changes made: Worked to restore our systems
Tightened access controls
Evaluating additional technical safeguards to strengthen the security of our systems
Offering identity theft protection services through Cyberscout, a TransUnion company, for twelve (12) months
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 36 weeks(252 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 ↗

New Hampshire State AGJun 1 · first · this page

Massachusetts State AG+1d

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/dhk-architects-20260601.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 1, 2026
Raw hash: 1b510846016b5b1cedd460f141fb7c7708902104f978bed6ec9ba0da2a7f3f6e

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityDHK Architects, Inc.

Victim entityDHK Architects, Inc.

Incidentdiscovered Sep 22, 2025

Stated responseTook steps to secure its systems

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov