HackingIdentity (basic)LowContained

TMCO

bd_31be675b3b76fff5 · schema v1 · pii pii-v2

Severity

Low

Discovered

Nov 26, 2025

Filed

Dec 19, 2025

To disclose

—

Affected

Not disclosed

Confidence

66%

Full breach record for TMCO →

TMCO, Inc. notified Nebraska residents of a cybersecurity incident involving its payment processing software. Suspicious activity was discovered on November 26, 2025, leading to an investigation that confirmed unauthorized access to a limited amount of customer information, including names. TMCO reset passwords, reviewed policies, and provided complimentary credit monitoring and identity protection services to affected individuals.

J jump to incidentP pin to compareR raw source

Incident timeline

Nov 26, 2025

Discovered

Dec 19, 2025

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: TMCO
norm: tmco
Domain: tmcorchestra.org

Name: TMCO
norm: tmco
Domain: tmcorchestra.org

Discovered: Nov 26, 2025
Materiality determined: —
Notification sent: Dec 19, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Reset passwords
Conducted an investigation
Reviewed our policies and procedures
Providing you with access to complimentary credit monitoring and identity protection services
Changes made: Reviewed our policies and procedures
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://nebraska.gov/ago/data-breach/documents/de403516-0ba7-420c-832b-53771f1b126e.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 19, 2025
Raw hash: 6941d6ef8ccf7ea021025ae89295a2c9e6f4ad8a51b96f80a4f9bb25b50e35bb

Reporting entityTMCO

Victim entityTMCO

Incidentdiscovered Nov 26, 2025

Stated responseReset passwords

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov