HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDMediumContained

Calibre CPA Group

bd_dccea6acf4571e52 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jan 21, 2020

To disclose

—

Affected

66state residents only

Confidence

66%

Full breach record for Calibre CPA Group →4 incidents on file

Calibre CPA Group filed a supplemental notice with the New Hampshire Attorney General regarding a data security incident. Unauthorized access to employee email accounts and a server occurred between March 11, 2019, and May 7, 2019. The supplemental notice identifies 66 impacted New Hampshire residents (up from 3 in the initial notice). PII including names and government IDs was potentially accessed. Calibre engaged Kroll for credit monitoring and notified law enforcement.

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Incident timeline

Mar 11, 2019

Begins

Jan 21, 2020

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed66 affectedView incident

Name: Calibre CPA Group
norm: calibre cpa

Name: Calibre CPA Group
norm: calibre cpa
Industry: Professional Servicesllm

Discovered: —
Breach occurred: Mar 11, 2019 – May 7, 2019
Materiality determined: —
Notification sent: Jan 15, 2020
Affected individuals: 66state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Provided notice to the Office of the New Hampshire Attorney General
Initial access: valid_credentials

During the incident: Notified law enforcement
Provided relevant regulatory notices
Secured the services of Kroll to provide identity monitoring services
Launched an investigation
Worked with computer forensics experts
Undertook a comprehensive review of the impacted email accounts and impacted server
Undertook a lengthy internal review of our systems
Changes made: Confirmed and further strengthened the security of our systems
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://mm.nh.gov/files/uploads/doj/remote-docs/calibre-cpa-20202101.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 21, 2020
Raw hash: 9968feb58886b289e07ca0c1c160a9706f84866ebfee34402b597f83ec16685c

Reporting entityCalibre CPA Group

Victim entityCalibre CPA Group

IncidentUnauthorized Access

Stated responseNotified law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov