Social EngineeringFinancial ServicesFinancePhishingCustomer Data InvolvedPIIIdentity (basic)LowContained

Chatterton Insurance Inc

bd_c66bb1e9543468ca · schema v1 · pii pii-v2

Severity

Low

Discovered

Apr 4, 2025

Filed

Jun 30, 2025

To disclose

—

Affected

Not disclosed

Confidence

66%

Full breach record for Chatterton Insurance Inc →

Chatterton Insurance Inc notified Nebraska residents of a criminal cyberattack impacting email accounts. The incident, discovered on April 4, 2025, involved unauthorized access to PII (names) stored in compromised email accounts. The company engaged third-party experts, secured systems, and provided 12 months of free credit monitoring via Experian. No evidence of misuse was found.

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Incident timeline

Apr 4, 2025

Discovered

Jun 30, 2025

Filed

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

Name: Chatterton Insurance Inc
norm: chatterton insurance

Name: Chatterton Insurance Inc
norm: chatterton insurance
Industry: Financial Servicesllm

Discovered: Apr 4, 2025
Materiality determined: —
Notification sent: Jun 30, 2025
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Initial access: phishing_link

During the incident: Took immediate steps to secure our systems and investigate the nature and scope of the Incident
Worked diligently to identify any personally identifiable information
Arranged for Experian to provide you 12 months of free credit monitoring and related services
Changes made: Implemented a series of cybersecurity enhancements
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/31adb122-6c1b-4f45-9aab-b677f5671601.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 30, 2025
Raw hash: 6b775412731601dbda5e43642c906a7c1e2239fe5ea2427c29ae0c5c76d5ac7f

Reporting entityChatterton Insurance Inc

Victim entityChatterton Insurance Inc

Incidentdiscovered Apr 4, 2025

Stated responseTook immediate steps to secure our systems and investigate the nature and scope of the Incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov