HackingProfessional ServicesProfessional ServicesDelayed DiscoveryIdentity (basic)PIILowContained

Casner & Edwards, LLP

bd_f10cf133b6c2cc00 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 10, 2024

Filed

May 20, 2025

To disclose

14 months

Affected

Not disclosed

Linked

6 filings

Confidence

66%

Full breach record for Casner & Edwards, LLP →

Casner & Edwards, LLP notified consumers of a cybersecurity incident where an unknown external actor accessed the firm's network between March 21-23, 2024. The firm discovered suspicious activity on April 10, 2024. The breach may have exposed names and confidential client information. The firm engaged third-party specialists, secured the network, notified federal law enforcement, and offered credit monitoring services.

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Vermont clock✗ VT AG >45 bday14 months discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 20 days

discovery → filing · 14 months / 405 days

Mar 21, 2024

Begins

Apr 10, 2024

Discovered

May 20, 2025

Filed

vs. sector median

+40 wks slower

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_367ce37d34dca93a2025-05-20Verified
New Hampshire State AGbd_36fcfd67d52630f52025-05-20Verified
Nebraska State AGbd_47ac628d8d899cdf2025-05-20Verified
Maine State AGbd_9c6d7946e8b4cbb62025-05-20Verified

Show 1 more filing ↓

Indiana State AGbd_b658d00581a4c0e62025-05-20Verified

Name: Casner & Edwards, LLP
norm: casner edwards
Industry: professional_services

Name: Casner & Edwards, LLP
norm: casner edwards
Industry: professional_services
Industry: Professional Servicesllm

Discovered: Apr 10, 2024
Breach occurred: Mar 21, 2024 – Mar 23, 2024
Undetected for: 20 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 20, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)PII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: notified federal law enforcement
Initial access: exploit_public_facing

During the incident: Launched an investigation with the assistance of third-party specialists
Took steps to secure our network
Secured our environment
Notified federal law enforcement
Implemented additional technical safeguards
Offering you access to [CM duration] months of complimentary credit monitoring and identity protection services through Experian
Changes made: Implemented additional technical safeguards to help prevent a similar incident in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 months(405 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Massachusetts State AGMay 20 · first

New Hampshire State AGMay 20 · first

Nebraska State AGMay 20 · first

Maine State AGMay 20 · first

Indiana State AGMay 20 · first

Vermont State AGMay 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://ago.vermont.gov/document/2025-05-20-casner-edwards-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 20, 2025
Raw hash: 0271743b2509f744c50e80c4424e5efd1b0f72cce427e7fc01c5c8467219537a

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCasner & Edwards, LLP

Victim entityCasner & Edwards, LLP

Incidentdiscovered Apr 10, 2024

Stated responseLaunched an investigation with the assistance of third-party specialists

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov