HackingEducationEducationTargetedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)PHIMediumActive

Hamilton College

bd_206ac221ea036491 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 14, 2019

Filed

Jul 12, 2019

To disclose

28 days

Affected

1state residents only

Linked

3 filings

Confidence

66%

Full breach record for Hamilton College →

Hamilton College notified the NH Attorney General of unauthorized access to its admissions platform between March 2-4, 2019. Discovered June 14, 2019, the incident affected one NH resident's personal info, including health info and government ID. Notification sent July 12, 2019. Investigation ongoing.

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Incident timeline

undetected · 104 days

discovery → filing · 28 days

Mar 2, 2019

Begins

Jun 14, 2019

Discovered

Jul 12, 2019

Filed

vs. sector median

5 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_6638daafc7391d392019-06-17 · +25dVerified
Montana State AGbd_a9bcaab54d04430e2019-06-12 · +30dCandidate

Name: Hamilton College
norm: hamilton college

Name: Hamilton College
norm: hamilton college
Industry: Educationllm

Discovered: Jun 14, 2019
Breach occurred: Mar 2, 2019 – Mar 4, 2019
Undetected for: 104 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 12, 2019
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified Attorney General Michael A. Delaney
Initial access: exploit_public_facing

During the incident: Began a prompt and thorough investigation
Working very closely with law enforcement and external cybersecurity professionals
After an extensive forensic investigation and manual document review
Providing the affected resident with written notification of this incident
Advising the affected resident to always remain vigilant in reviewing financial account statements for fraudulent or irregular activity
Advising the affected resident about the process for placing a fraud alert and/or security freeze on their credit files
Provided the contact information for the consumer reporting agencies and the Federal Trade Commission
Changes made: Continuing to evaluate its practices and internal controls to enhance the security and privacy of personal information
Will make changes, as necessary
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 days(28 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Montana State AGJun 12 · first

Massachusetts State AG+5d

New Hampshire State AG+30d · this page

Pattern: first filing Jun 12 (MT), last Jul 12 (NH) — a 30-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/hamilton-college-20190712.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 12, 2019
Raw hash: d33d29e173e47da3dcdf6c70cb308b0f65e7e10c62eb86716eeb4891ba449d09

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityHamilton College

Victim entityHamilton College

Incidentdiscovered Jun 14, 2019

Stated responseBegan a prompt and thorough investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov