HackingEducationEducationData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

California Northstate University

bd_208851ca8a484b1e · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 2, 2023

Filed

Dec 21, 2023

To disclose

7 weeks

Affected

1scope not determined

Linked

6 filings

Confidence

66%

Full breach record for California Northstate University →

California Northstate University reported an external system breach (hacking) occurring February 12-13, 2023, discovered November 2, 2023. The incident affected one Maine resident, involving the exfiltration of names and Social Security Numbers. The university notified the Maine Attorney General and provided one year of credit monitoring services through Experian to the affected individual.

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Maine clockDiscovered Nov 2, 2023 → Filed with AG Dec 21, 202349d ⏱ ME AG >30d7 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 263 days

discovery → filing · 7 weeks / 49 days

Feb 12, 2023

Begins

Nov 2, 2023

Discovered

Dec 21, 2023

Filed

vs. sector median

3 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Montana State AGbd_560a35d3ee2fd0392023-12-21Verified by operator
Washington State AGbd_ab1d8a5c45f505402023-12-21Verified
New Hampshire State AGbd_ba7f861da3b47dd52023-12-21Verified
California State AGbd_c9595e7fbac854462023-12-21Verified

Show 1 more filing ↓

Massachusetts State AGbd_f5c4183370022f722023-12-21Verified

Name: California Northstate University
norm: california northstate university
Industry: Education

Name: California Northstate University
norm: california northstate university
Industry: Education
Industry: Educationllm

Discovered: Nov 2, 2023
Breach occurred: Feb 12, 2023 – Feb 13, 2023
Undetected for: 263 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 21, 2023
Affected individuals: 1scope not determined
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General's Office
Initial access: exploit_public_facing

During the incident: Sent written notification to affected Maine residents
Offered one year of credit monitoring and identity theft protection services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(49 days from discovery to filing)
Compliance flags: ME AG >30d · 49d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Nov 2, 2023
→ Filed with AG: Dec 21, 2023
49d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Nov 2, 2023 → Filed with AG: Dec 21, 2023	49d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 6 states

View merged incident ↗

Montana State AGDec 21 · first

Washington State AGDec 21 · first

New Hampshire State AGDec 21 · first

California State AGDec 21 · first

Massachusetts State AGDec 21 · first

Maine State AGDec 21 · first · this page

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/0a1dddd6-95f8-4069-ae68-9e584b38f22b.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 21, 2023
Raw hash: b3c07250db2b62d44ef3fa28fbc3415fd1c64ba6965a5c35495fd1b90ccd764e

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCalifornia Northstate University

Victim entityCalifornia Northstate University

Incidentdiscovered Nov 2, 2023

Stated responseSent written notification to affected Maine residents

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov