HackingProfessional ServicesProfessional ServicesTargetedPIIIdentity (basic)LowContained

The Alter Group, Ltd.

bd_ba4c02ad2f280c35 · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 25, 2025

Filed

Nov 12, 2025

To disclose

11 weeks

Affected

1state residents only

Linked

2 filings

Confidence

64%

Full breach record for The Alter Group, Ltd. →

The Alter Group, Ltd. notified Montana residents of unauthorized network access on August 25, 2025. Suspicious activity led to potential viewing/download of files containing names and variable personal data. The company engaged third-party cybersecurity specialists, secured its environment, and offers 24 months of credit monitoring via Epiq. No identity theft was indicated.

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Incident timeline

discovery → filing · 11 weeks / 79 days

Aug 25, 2025

Begins

Aug 25, 2025

Discovered

Nov 12, 2025

Filed

vs. sector median

6 wks faster

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

Indiana State AGbd_fdffe96fe063d1bd2025-11-11 · +1dVerified

Name: The Alter Group, Ltd.
norm: the alter

Name: The Alter Group, Ltd.
norm: the alter
Industry: Professional Servicesllm

Discovered: Aug 25, 2025
Breach occurred: Aug 25, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 1, 2025
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External

During the incident: Took steps to secure our environment
Launched a comprehensive investigation with the assistance of third-party cybersecurity specialists
Conducted a thorough review of the files
Implemented additional cybersecurity measures
Reviewed existing security policies
Offering you twenty-four (24) months of access to credit monitoring and identity restoration services at no cost to you through Epiq
Changes made: Implemented additional cybersecurity measures
Reviewed existing security policies to further protect against similar events moving forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(79 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 ↗

Indiana State AGNov 11 · first

Montana State AG+1d · 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://dojmt.gov/wp-content/uploads/2025/11/Consumer-notification-letter-28.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 12, 2025
Raw hash: 8bf13828dc34b23c45e13602f9cedf9630e4f9288a579e7c072d4dacf20968a7

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityThe Alter Group, Ltd.

Victim entityThe Alter Group, Ltd.

Incidentdiscovered Aug 25, 2025

Stated responseTook steps to secure our environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov