HackingFinancial ServicesFinanceCustomer Data InvolvedIdentity (basic)Government IDFinancial accountPIIMediumContained

Onset Financial, Inc.

bd_2fb86203f3e55d04 · schema v1 · pii pii-v2

Severity

Medium

Discovered

May 2, 2025

Filed

Dec 12, 2025

To disclose

—

Affected

Not disclosed

Linked

4 filings

Confidence

66%

Full breach record for Onset Financial, Inc. →

Onset Financial, Inc. notified Nebraska residents of a cybersecurity incident occurring on or about May 2, 2025, where an unauthorized party gained access to systems. Personal information potentially exposed includes names, SSNs, driver's licenses, passport numbers, and financial/payment card account numbers. Onset engaged cybersecurity experts, restored affected systems, and enhanced security policies. Affected individuals were offered 12 months of complimentary credit monitoring and fraud assistance via Cyberscout/TransUnion.

J jump to incidentP pin to compareR raw source

Incident timeline

May 2, 2025

Begins

May 2, 2025

Discovered

Dec 12, 2025

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Montana State AGbd_e45ce5167177893d2025-12-12Candidate
Indiana State AGbd_feed826ad430f3452025-12-12Verified
Massachusetts State AGbd_246b190e4f6afb842025-12-13 · +1dVerified

Name: Onset Financial, Inc.
norm: onset financial

Name: Onset Financial, Inc.
norm: onset financial
Industry: Financial Servicesllm

Discovered: May 2, 2025
Breach occurred: May 2, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 12, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountPII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Engaged cybersecurity experts to conduct an investigation
Conducted an investigation with the assistance of IT specialists
Triaged and have restored affected systems
Taken steps to bolster our network security
Reviewing and revising technical safeguards and enhancements
Reviewed and taken steps to enhance our policies and procedures relating to the security of our systems
Provided you with access to Triple Bureau Credit Monitoring/Triple Bureau Credit Report/Triple Bureau Credit Score services at no charge
Providing you with proactive fraud assistance
Changes made: Reviewing and revising technical safeguards and enhancements to prevent a similar incident from occurring in the future
Reviewed and taken steps to enhance our policies and procedures relating to the security of our systems, as well as our information life cycle management
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.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Montana State AGDec 12 · first

Indiana State AGDec 12 · first

Nebraska State AGDec 12 · 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://nebraska.gov/ago/data-breach/documents/48c9044a-83ce-4c6c-ad02-a6f3b784eef6.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 12, 2025
Raw hash: 46c5f16234e9e399a3b875ec1eed4dec183e1390f5a081d5daddb3b7077b5fb6

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityOnset Financial, Inc.

Victim entityOnset Financial, Inc.

Incidentdiscovered May 2, 2025

Stated responseEngaged cybersecurity experts to conduct an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov