HackingProfessional ServicesProfessional ServicesStolen CredentialsTargetedPIIIdentity (basic)LowContained

Rogin Nassau LLC

bd_49e5f4f4938deb03 · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 25, 2025

Filed

Aug 28, 2025

To disclose

26 weeks

Affected

4state residents only

Linked

5 filings

Confidence

66%

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

Rogin Nassau LLC notified Montana residents of a data security incident discovered on February 25, 2025, involving unauthorized access to its email environment. The breach potentially exposed names and other personal information. The firm engaged cybersecurity experts, enhanced network security, and offered complimentary credit monitoring services to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 26 weeks / 184 days

Feb 25, 2025

Discovered

Aug 28, 2025

Filed

vs. sector median

+9 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
Maine State AGbd_94bae892c8a57c932025-08-28Verified by operator
New Hampshire State AGbd_ddca3e47a1a460582025-08-28Verified
Massachusetts State AGbd_2c043b8ea5b424ff2025-08-29 · +1dVerified

Name: Rogin Nassau LLC
norm: rogin nassau

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

Discovered: Feb 25, 2025
Materiality determined: —
Notification sent: Aug 21, 2025
Affected individuals: 4state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

During the incident: Engaged cybersecurity experts to assist with the investigation
Performed a thorough review of our systems to investigate the incident
Implemented additional security measures to protect our digital environment
Providing access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge
Providing proactive fraud assistance
Changes made: 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

Maine State AGAug 28 · first

New Hampshire State AGAug 28 · first

Montana 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://dojmt.gov/wp-content/uploads/2025/09/Consumer-notification-letter-12.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: 618416d944ad4329a8684be7056a1b4251619fd0f6ea39f6d4267f7296b48ddb

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityRogin Nassau LLC

Victim entityRogin Nassau LLC

Incidentdiscovered Feb 25, 2025

Stated responseEngaged cybersecurity experts to assist with the investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov