HackingEducationEducationStolen CredentialsData ExfiltratedIdentity (basic)LowContained

Cornish College of the Arts

bd_74673effc56edb91 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 4, 2022

Filed

May 6, 2021

To disclose

—

Affected

323state residents only

Linked

8 filings

Confidence

65%

Full breach record for Cornish College of the Arts →

Cornish College of the Arts notified affected individuals of unauthorized network access occurring between June 6-10, 2021. The incident potentially exposed full names. Cornish contained the threat, engaged outside cybersecurity professionals, and offered one year of Experian IdentityWorks credit monitoring.

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Incident timeline — partial

? — ?

Breach window unknown

May 6, 2021

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

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

Indiana State AGbd_15698c296d0dfd722021-05-06Verified
Washington State AGbd_020708122f53f3932022-05-06 · +365dVerified
California State AGbd_7fb26e03c9c070182022-05-06 · +365dVerified
Massachusetts State AGbd_a824b886bc07c90b2022-05-06 · +365dVerified

Show 3 more filings ↓up to 382d gap

Maine State AGbd_fb30b45e0dc7f9612022-05-06 · +365dVerified
New Hampshire State AGbd_9b3f4f6dd05898532022-05-12 · +371dVerified
Oregon State AGbd_e2d9c81ab16bf4c92022-05-23 · +382dVerified

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

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: —
Affected individuals: 323state-resident count only
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Initial access: valid_credentials

During the incident: Contained and secured the threat
Commenced a prompt and thorough investigation
Launched an investigation in consultation with outside cybersecurity professionals
Offering a complimentary one-year membership of Experian IdentityWorks Credit 3B
Changes made: Continually evaluate and modify practices and internal controls to enhance the security and privacy of 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 · 8 filings · 8 states

View merged incident ↗

Indiana State AGMay 6 · first

Montana State AGMay 6 · first · this page

Washington State AG+365d

California State AG+365d

Massachusetts State AG+365d

Maine State AG+365d

New Hampshire State AG+371d

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://dojmt.gov/wp-content/uploads/Cornish-College-of-the-Arts-Consumer-Notification-Letter.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 6, 2021
Raw hash: 28f0dc5772d11d8b48c6d2545bf9add101413ae657a0a6e39573b920816f1f28

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityCornish College of the Arts

Victim entityCornish College of the Arts

Incidentdiscovered Apr 4, 2022

Stated responseContained and secured the threat

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov