HackingEducationEducationStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountFinancial credentialsHealth (basic)PHICredentialsMediumContained

Monmouth University

bd_ea41c7a62f5cf428 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 3, 2026

Filed

Jun 30, 2026

To disclose

17 weeks

Affected

Not disclosed

Linked

12 filings

Confidence

66%

Full breach record for Monmouth University →

Monmouth University notified affected individuals of a data breach where an unauthorized third party accessed files containing personal information (SSN, driver's license, financial accounts, health info) starting around Feb 5, 2026. The breach was discovered on March 3, 2026. Monmouth engaged forensic investigators and law enforcement, and is offering one year of credit monitoring. 176 Rhode Island residents are explicitly identified as affected.

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Leak gap clock⏱ Leak >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

Massachusetts State AGbd_2f2dd8dfe15aba322026-06-30Candidate
California State AGbd_346c38b67fb416632026-06-30Verified
Vermont State AGbd_52b83bf7bc528fcd2026-06-30Verified
New Hampshire State AGbd_99ed51db4805dd732026-06-30Verified

Show 6 more filings ↓up to 52d gap

Nebraska State AGbd_c8cd9af3adfcad042026-06-30Verified by operator
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: Not disclosed
Data types: Identity (basic)Government IDFinancial accountHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Initial access: valid_credentials

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 one-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: Leak >90d
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 ↗

Massachusetts State AGJun 30 · first

California State AGJun 30 · first

Vermont State AGJun 30 · first

New Hampshire State AGJun 30 · first

Nebraska State AGJun 30 · first

Massachusetts State AGJun 30 · first

Delaware 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 (MA), 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://attorneygeneral.delaware.gov/wp-content/uploads/sites/50/2026/07/Monmouth-Adult-1-Year-CM-Proof-FINAL.pdf
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: dcdca3c4c08d6f46e1894e277ba440ed0a29dda7742326dcb2c2c96fae917b03

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMonmouth University

Victim entityMonmouth University

Incidentdiscovered Mar 3, 2026

Stated responseBegan an internal investigation

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenanceattorneygeneral.delaware.gov