HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDMediumContained

HintonBurdick CPA & Advisors

bd_810fa1e7eb5a9532 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 11, 2019

Filed

May 18, 2019

To disclose

10 weeks

Affected

2state residents only

Linked

4 filings

Confidence

65%

Full breach record for HintonBurdick CPA & Advisors →

HintonBurdick CPA & Advisors notified the NH AG of unauthorized access to employee email accounts between Feb 5 and Mar 5, 2019. The incident affected 2 NH residents, exposing names and SSNs. Notifications were mailed on May 10, 2019, offering credit monitoring.

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Incident timeline

undetected · 34 days

discovery → filing · 10 weeks / 68 days

Feb 5, 2019

Begins

Mar 11, 2019

Discovered

May 18, 2019

Filed

vs. sector median

9 wks faster

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_afb5ea24318c06d52019-05-10 · +8dCandidate
Montana State AGbd_20bb7cfd176749dd2019-06-18 · +31dVerified
Massachusetts State AGbd_d1f1ba59b9d043452019-06-19 · +32dVerified

Name: HintonBurdick CPA & Advisors
norm: hintonburdick cpa advisors

Name: HintonBurdick CPA & Advisors
norm: hintonburdick cpa advisors
Industry: Professional Servicesllm

Discovered: Mar 11, 2019
Breach occurred: Feb 5, 2019 – Mar 5, 2019
Undetected for: 34 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 10, 2019
Affected individuals: 2state-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
Initial access: valid_credentials

During the incident: Took steps to secure the accounts
Launched an investigation
A cyber security firm was engaged to assist
Changes made: Implemented additional training and security steps to enhance its existing security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(68 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 3 states

View merged incident ↗

Montana State AGMay 10 · first

New Hampshire State AG+8d · this page

Montana State AG+39d

Massachusetts State AG+40d

Pattern: first filing May 10 (MT), last Jun 19 (MA) — a 40-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/hintonburdick-20190518.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 18, 2019
Raw hash: f80934528b0ed637f31d13b4ba87f1a694babbe841ead58c4266589b827a6400

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityHintonBurdick CPA & Advisors

Victim entityHintonBurdick CPA & Advisors

Incidentdiscovered Mar 11, 2019

Stated responseTook steps to secure the accounts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov