HackingProfessional ServicesProfessional ServicesTargetedIdentity (basic)Government IDMediumContained

Horner & Shifrin, Inc.

bd_19be3f4413a69589 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 22, 2025

Filed

Oct 28, 2025

To disclose

10 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for Horner & Shifrin, Inc. →

Horner & Shifrin, Inc. notified the New Hampshire Attorney General of a cyber security incident. Unauthorized access occurred between July 17 and August 22, 2025. One New Hampshire resident's name and Social Security number were potentially compromised. The company engaged forensic specialists, notified law enforcement, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 36 days

discovery → filing · 10 weeks / 67 days

Jul 17, 2025

Begins

Aug 22, 2025

Discovered

Oct 28, 2025

Filed

vs. sector median

9 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Indiana State AGbd_b231d0c29e2e57832025-10-28Candidate

Name: Cipriani
norm: cipriani
Domain: cipriani.com

Name: Horner & Shifrin, Inc.
norm: horner shifrin
Industry: Professional Servicesllm

Discovered: Aug 22, 2025
Breach occurred: Jul 17, 2025 – Aug 22, 2025
Undetected for: 36 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 28, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Office of the Attorney General Consumer Protection Bureau

During the incident: Engaged third-party forensic specialists to investigate
Notified federal law enforcement
Sent written notice to the potentially impacted New Hampshire resident
Offered complimentary credit monitoring and identity theft protection services for twelve months
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(67 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Indiana State AGOct 28 · first

New Hampshire State AGOct 28 · 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://mm.nh.gov/files/uploads/doj/remote-docs/horner-shifrin-20251028.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 28, 2025
Raw hash: 2cc36574d2a235ec25d1d97800f2efc6a640b6d43bed198e2968f60399c07477

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCipriani

Victim entityHorner & Shifrin, Inc.

Incidentdiscovered Aug 22, 2025

Stated responseEngaged third-party forensic specialists to investigate

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov