HackingProfessional ServicesProfessional ServicesCustomer Data InvolvedTargetedIdentity (basic)Government IDHighContained

Daniel H Cook Associates Inc.

bd_4940aed01302720f · schema v1 · pii pii-v1

Severity

High

Discovered

Jan 16, 2026

Filed

Jan 17, 2026

To disclose

≤1 day

Affected · nationwide

36,6632 in this filing

Linked

6 filings

Confidence

65%

Full breach record for Daniel H Cook Associates Inc. →

Daniel H Cook Associates Inc. reported an external system breach (hacking) on October 17, 2025, discovered on January 16, 2026. Approximately 36,663 individuals were affected, including 2 Maine residents. Personal information including names and Social Security numbers was potentially accessed. The company engaged cybersecurity experts, implemented safeguards, and offered 12 months of credit monitoring and identity protection services.

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Maine clockDiscovered Jan 16, 2026 → Filed with AG Jan 17, 20261d ✓ ME AG ≤30d≤1 day discovery → filing

⚠ notification dateThe stored discovery date equals the NOTIFICATION date, collapsing the clock to ~zero. This UNDERSTATES the delay and can mask a real violation.

Incident timeline

undetected · 91 days

discovery → filing · ≤1 day / 1 days

Oct 17, 2025

Begins

Jan 16, 2026

Discovered

Jan 17, 2026

Filed

vs. sector median

19 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_5ef72123859a986f2026-01-17Verified
Nebraska State AGbd_4c0c07cde7211b462026-01-16 · +1dVerified
Indiana State AGbd_57b4bbcb437913d42026-01-16 · +1dCandidate
New Hampshire State AGbd_040ee33be34539102026-01-20 · +3dVerified

Show 1 more filing ↓up to 13d gap

Vermont State AGbd_251c4ada515338e32026-01-30 · +13dVerified

Name: Constangy, Brooks, Smith, and Prophete LLP
norm: constangy brooks smith prophete

Name: Daniel H Cook Associates Inc.
norm: daniel h cook associates
Industry: Professional Servicesllm

Discovered: Jan 16, 2026
Breach occurred: Oct 17, 2025
Undetected for: 91 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 16, 2026
Affected individuals: 36,663state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Maine Attorney General
Initial access: exploit_public_facing

During the incident: Engaged cybersecurity experts to assist with the process
Launched an investigation to learn more about what happened
Implemented additional safeguards to help ensure the security of its systems
Offered 12 months of complimentary credit monitoring and identity protection services through Epiq - Privacy Solutions ID
Established a toll-free call center through IDX
Changes made: Implemented additional safeguards to help ensure the security of its systems
Provided impacted individuals with guidance on how to better protect against identity theft and fraud
Source: Quoted from the filing itself, not independently verified.

Time to disclose: ≤1 day(1 days from discovery to filing)
Compliance flags: ME AG ≤30d · 1d
Discovery-date grounding: notification dateThe stored discovery date equals the NOTIFICATION date, collapsing the clock to ~zero. This UNDERSTATES the delay and can mask a real violation.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jan 16, 2026
→ Filed with AG: Jan 17, 2026
1d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jan 16, 2026 → Filed with AG: Jan 17, 2026	1d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Nebraska State AGJan 16 · first

Indiana State AGJan 16 · first

Massachusetts State AG+1d

Maine State AG+1d · this page

New Hampshire State AG+4d

Vermont State AG+14d

Pattern: first filing Jan 16 (NE), last Jan 30 (VT) — a 14-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.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/877ffa05-de26-4cee-b8ba-bee1810fb744.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 17, 2026
Raw hash: 0f0eb4d6aff87771682d0c8bb7bf369b5d629bdb32bb24fed61bf281638ddda0

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith, and Prophete LLP

Victim entityDaniel H Cook Associates Inc.

Incidentdiscovered Jan 16, 2026

Stated responseEngaged cybersecurity experts to assist with the process

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov