HackingFinancial ServicesFinancePhishingData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)Health (basic)CredentialsMediumContained

Rogin Nassau LLC

bd_ddca3e47a1a46058 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 25, 2025

Filed

Aug 28, 2025

To disclose

26 weeks

Affected

1state residents only

Linked

5 filings

Confidence

67%

Full breach record for Rogin Nassau LLC →3 incidents on file

Rogin Nassau LLC reported a data security incident to the New Hampshire Attorney General on August 28, 2025. The breach involved unauthorized access to email systems, potentially exposing personal information for 1 New Hampshire resident. Affected data included names, SSNs, driver's license numbers, passport numbers, email credentials, and medical/health insurance information. The incident was discovered on February 25, 2025, and notifications were sent on August 26, 2025. Rogin Nassau engaged cybersecurity experts, implemented additional security safeguards, and provided 12 months of credit monitoring via TransUnion.

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Incident timeline

discovery → filing · 26 weeks / 184 days

Feb 25, 2025

Discovered

Aug 28, 2025

Filed

vs. sector median

+18 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Vermont State AGbd_0a7865e4b70b266b2025-08-28Verified
Montana State AGbd_49e5f4f4938deb032025-08-28Candidate
Maine State AGbd_94bae892c8a57c932025-08-28Verified by operator
Massachusetts State AGbd_2c043b8ea5b424ff2025-08-29 · +1dVerified

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

Name: Rogin Nassau LLC
norm: rogin nassau
Industry: Financial Servicesllm

Discovered: Feb 25, 2025
Materiality determined: —
Notification sent: Aug 26, 2025
Affected individuals: 1state-resident count only
Data types: Government IDIdentity (basic)Health (basic)Credentials
Data elements: Social Security numberMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1114 Email CollectionT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General John Formella
Initial access: phishing_link

During the incident: Initiated an investigation, aided by independent cybersecurity experts
Conducted a comprehensive review of the potentially affected data
Implemented additional safeguards to help ensure the security of its systems
Providing those whose Social Security number was involved with identity protection services through TransUnion
Established a toll-free call center through TransUnion
Changes made: Implemented additional safeguards to help ensure the security of its systems and to reduce the risk of a similar incident occurring in the future
Performed a thorough review of our systems to investigate the incident and enhance our network security
Implemented additional security measures to protect our digital environment and minimize the likelihood of future incidents
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 26 weeks(184 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Vermont State AGAug 28 · first

Montana State AGAug 28 · first

Maine State AGAug 28 · first

New Hampshire State AGAug 28 · 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/rogin-nassau-20250828.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 28, 2025
Raw hash: aa3b1a68564e848f50ec61484fc8bb6eb4eaa5c8818bfa4ff868cfb4f45395e8

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityConstangy, Brooks, Smith & Prophete, LLP

Victim entityRogin Nassau LLC

Incidentdiscovered Feb 25, 2025

Stated responseInitiated an investigation, aided by independent cybersecurity experts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov