HackingEducationEducationData ExfiltratedCustomer Data InvolvedCredentialsFinancial accountHealth (basic)Identity (basic)Government IDPCIMediumContained

Monmouth University

bd_2f2dd8dfe15aba32 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 3, 2026

Filed

Jun 30, 2026

To disclose

17 weeks

Affected

843state residents only

Linked

12 filings

Confidence

66%

Full breach record for Monmouth University →

Monmouth University notified Massachusetts residents of a data breach where an unauthorized third party accessed files containing personal information (SSN, DOB, financial/health data) starting Feb 5, 2026. The university engaged forensic investigators and law enforcement, offering two years of credit monitoring. No fraud was detected.

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Massachusetts clock✗ MA AG >90d17 weeks discovery → filing

Incident timeline

undetected · 26 days

discovery → filing · 17 weeks / 119 days

Feb 5, 2026

Begins

Mar 3, 2026

Discovered

Jun 30, 2026

Filed

vs. sector median

+8 wks slower

This filing is one of 12 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_346c38b67fb416632026-06-30Verified
Vermont State AGbd_52b83bf7bc528fcd2026-06-30Verified
New Hampshire State AGbd_99ed51db4805dd732026-06-30Verified
Nebraska State AGbd_c8cd9af3adfcad042026-06-30Verified by operator

Show 6 more filings ↓up to 52d gap

Delaware State AGbd_ea41c7a62f5cf4282026-06-30Verified
Massachusetts State AGbd_fda40e176e033c822026-06-30Verified
Texas State AGbd_a0056bdb614e9c6a2026-07-01 · +1dCandidate
Vermont State AGbd_50e8a470276273932026-08-20 · +51dVerified by operator
New Hampshire State AGbd_c1c62b4ab698afae2026-08-20 · +51dVerified by operator
Texas State AGbd_ff90bafaa120991d2026-08-21 · +52dVerified by operator

Showing first 10 of 11 linked disclosures.

Name: Monmouth University
norm: monmouth university
Domain: monmouth.edu

Name: Monmouth University
norm: monmouth university
Domain: monmouth.edu
Industry: Educationllm

Discovered: Mar 3, 2026
Breach occurred: Feb 5, 2026
Undetected for: 26 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 30, 2026
Affected individuals: 843state-resident count only
Data types: CredentialsFinancial accountHealth (basic)Identity (basic)Government IDPCI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated Collection
Threat actor: External

During the incident: Began an internal investigation
Worked to secure our systems
Notified federal law enforcement
Engaged a forensic security firm to assist with our investigation
Changes made: Enhancing our technical security measures
Offering a complimentary two-year membership of Experian IdentityWorks SM Credit 3B
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(119 days from discovery to filing)
Compliance flags: MA AG >90dLeak >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 7 states

View merged incident ↗

California State AGJun 30 · first

Vermont State AGJun 30 · first

New Hampshire State AGJun 30 · first

Nebraska State AGJun 30 · first

Delaware State AGJun 30 · first

Massachusetts State AGJun 30 · first

Massachusetts State AGJun 30 · first · this page

Texas State AG+1d

Vermont State AG+51d

New Hampshire State AG+51d

Texas State AG+52d

Pattern: first filing Jun 30 (CA), last Aug 21 (TX) — a 52-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 11 — the full spread may be wider.

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.mass.gov/doc/2026-1068-monmouth-university/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 30, 2026
Raw hash: f06e4de80de732b94459db096fc43cad35828f2e67d74ed54df516fe69549be0

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMonmouth University

Victim entityMonmouth University

Incidentdiscovered Mar 3, 2026

Stated responseBegan an internal investigation

ComplianceMA AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov