HackingProfessional ServicesProfessional ServicesStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumActive

KBF CPAs

bd_d2afa4d10b8c29b5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jul 3, 2023

To disclose

—

Affected

1state residents only

Linked

4 filings

Confidence

66%

Full breach record for KBF CPAs →2 incidents on file

KBF CPAs notified the NH Attorney General that an unauthorized individual accessed a third-party storage platform in November 2022. The firm launched an investigation with cybersecurity professionals. On June 6, 2023, they determined that personal information, including Social Security numbers, of one New Hampshire resident was involved. The firm is providing credit monitoring and advising the resident on fraud alerts. The investigation is ongoing.

J jump to incidentP pin to compareR raw source

Incident timeline

Nov 1, 2022

Begins

Jul 3, 2023

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

Massachusetts State AGbd_9b45d626a35ddf1c2023-07-06 · +3dVerified
Oregon State AGbd_536ae683abd3bffc2023-06-29 · +4dCandidate
Maine State AGbd_fd48cfad0a345c992023-06-29 · +4dVerified

Name: KBF CPAs
norm: kbf cpas

Name: KBF CPAs
norm: kbf cpas
Industry: Professional Servicesllm

Discovered: —
Breach occurred: Nov 1, 2022 – Nov 30, 2022
Materiality determined: —
Notification sent: Jun 29, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Office of the Attorney General, Consumer Protection Bureau
Third party: via third-party storage platform
Initial access: supply_chain

During the incident: Launched an investigation in consultation with outside cybersecurity professionals
Conducted comprehensive investigation and manual document review
Providing the affected resident with notification of this incident
Providing the affected resident with complimentary credit monitoring services
Advising the affected resident to always remain vigilant in reviewing financial account statements
Advising the affected resident about the process for placing a fraud alert and/or security freeze on their credit files
Providing the affected resident with the contact information for the consumer reporting agencies and the Federal Trade Commission
Changes made: Continually evaluates and modifies its practices and internal controls to enhance the security and privacy of the personal information
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 ↗

Oregon State AGJun 29 · first

Maine State AGJun 29 · first

New Hampshire State AG+4d · this page

Massachusetts State AG+7d

Pattern: first filing Jun 29 (OR), last Jul 6 (MA) — a 7-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/kbf-cpas-20230703.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 3, 2023
Raw hash: 2581136809d1611fe63e0f3ffc6ecccb987b4e08b26e8733c20bde6cfbb8bcf3

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityKBF CPAs

Victim entityKBF CPAs

IncidentThird-Party / Supply Chain

Stated responseLaunched an investigation in consultation with outside cybersecurity professionals

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov