HackingTechnologyProfessional ServicesInformationStolen CredentialsData ExfiltratedDelayed DiscoveryIdentity (basic)LowContained

T.Y. Lin International Group Ltd.

bd_95246e6fefede82c · schema v1 · pii pii-v1

Severity

Low

Discovered

Aug 1, 2023

Filed

Feb 20, 2024

To disclose

29 weeks

Affected

1state residents only

Linked

5 filings

Confidence

65%

Full breach record for T.Y. Lin International Group Ltd. →

TYLin International Group, Ltd. notified Montana residents of a cybersecurity incident discovered on August 1, 2023, involving unauthorized access to network files. The breach may have exposed names and other personal information. The company engaged forensic experts, notified the FBI, and offered credit monitoring services.

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Incident timeline

discovery → filing · 29 weeks / 203 days

Aug 1, 2023

Begins

Aug 1, 2023

Discovered

Feb 20, 2024

Filed

vs. sector median

+11 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

Massachusetts State AGbd_6b2ba51145d1b27a2024-02-20Verified
Indiana State AGbd_6becc4e6a24e11ee2024-02-20Verified
New Hampshire State AGbd_6e8883668708a8f62024-02-20Verified
Maine State AGbd_8c2056de8313e7972024-02-20Candidate

Name: T.Y. Lin International Group Ltd.
norm: ty lin

Name: T.Y. Lin International Group Ltd.
norm: ty lin
Industry: TechnologyllmProfessional Servicesllm

Discovered: Aug 1, 2023
Breach occurred: Aug 1, 2023
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 20, 2024
Affected individuals: 1state-resident count only
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the Federal Bureau of Investigation
Initial access: valid_credentials

During the incident: Engaged independent cybersecurity experts
Provided employees with free identity protection services
Notified the Federal Bureau of Investigation
Offering complimentary credit monitoring and identity protection services through Experian
Changes made: Implemented measures to enhance network security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 weeks(203 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 ↗

Massachusetts State AGFeb 20 · first

Indiana State AGFeb 20 · first

New Hampshire State AGFeb 20 · first

Maine State AGFeb 20 · first

Montana State AGFeb 20 · first · 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/OCP/Consumer-notification-letter-1116.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 20, 2024
Raw hash: e1c020752e15695a6a33b92102cc88a2e658335ee695677049c55186df1fdf03

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityT.Y. Lin International Group Ltd.

Victim entityT.Y. Lin International Group Ltd.

Incidentdiscovered Aug 1, 2023

Stated responseEngaged independent cybersecurity experts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov