HackingEducationEducationData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)Financial accountMediumContained

Cornish College of the Arts

bd_9b3f4f6dd0589853 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 4, 2022

Filed

May 12, 2022

To disclose

5 weeks

Affected

19state residents only

Linked

8 filings

Confidence

66%

Full breach record for Cornish College of the Arts →

Cornish College of the Arts notified the New Hampshire Attorney General on May 6, 2022, of unauthorized network access occurring between June 6 and June 10, 2021. The incident potentially affected 19 New Hampshire residents, exposing names, SSNs, driver's license numbers, and health insurance information. Cornish offered one year of credit monitoring and stated the investigation is ongoing.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 302 days

discovery → filing · 5 weeks / 38 days

Jun 6, 2021

Begins

Apr 4, 2022

Discovered

May 12, 2022

Filed

vs. sector median

3 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Washington State AGbd_020708122f53f3932022-05-06 · +6dVerified
California State AGbd_7fb26e03c9c070182022-05-06 · +6dVerified
Massachusetts State AGbd_a824b886bc07c90b2022-05-06 · +6dVerified
Maine State AGbd_fb30b45e0dc7f9612022-05-06 · +6dVerified

Show 3 more filings ↓up to 371d gap

Oregon State AGbd_e2d9c81ab16bf4c92022-05-23 · +11dVerified
Indiana State AGbd_15698c296d0dfd722021-05-06 · +371dVerified
Montana State AGbd_74673effc56edb912021-05-06 · +371dCandidate

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Cornish College of the Arts
norm: cornish college of the arts
Industry: Educationllm

Discovered: Apr 4, 2022
Breach occurred: Jun 6, 2021 – Jun 10, 2021
Undetected for: 302 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 6, 2022
Affected individuals: 19state-resident count only
Data types: Government IDIdentity (basic)Financial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated Collection
Threat actor: External

During the incident: Opened an investigation
Working closely with external cybersecurity professionals
Conducted extensive forensic investigation and manual document review
Contained and secured the threat
Provided notice to affected residents
Offered one year of complimentary credit monitoring through Experian IdentityWorks Credit 3B
Changes made: Continually evaluate and modify practices and internal controls to enhance security and privacy
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(38 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

Indiana State AGMay 6 · first

Montana State AGMay 6 · first

Washington State AG+365d

California State AG+365d

Massachusetts State AG+365d

Maine State AG+365d

New Hampshire State AG+371d · this page

Oregon State AG+382d

Pattern: first filing May 6 (IN), last May 23 (OR) — a 382-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/cornish-arts-20220512.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 12, 2022
Raw hash: 6826f7f19e2530b41e5e1c5e3624007577bdbdd3729c8d4c5f07d87b6c21740d

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityCornish College of the Arts

Incidentdiscovered Apr 4, 2022

Stated responseOpened an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov