HackingEducationEducationData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountHealth (basic)CredentialsMediumContained

Monmouth University

bd_346c38b67fb41663 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 3, 2026

Filed

Jun 30, 2026

To disclose

17 weeks

Affected

Not disclosed

Linked

17 records

Confidence

65%

Full breach record for Monmouth University →

Monmouth University notified the California AG of a data breach where an unauthorized third party accessed files from its network between Feb 5-13, 2026. The university discovered the incident on March 3, 2026. Affected data may include names, SSNs, driver's licenses, financial account numbers, medical information, and credentials. The university engaged forensic investigators, notified law enforcement, and is offering credit monitoring.

J jump to incidentP pin to compareR raw source

California clockDiscovered Mar 3, 2026 → Notified Jun 30, 2026119d ✗ CA 30-day late17 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

This filing is one of 17 records about the same incident.View merged incident

A leak claim by pear about this victim was first seen 96 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Indiana State AGbd_290d4b16e85c0f262026-06-30Candidate
Massachusetts State AGbd_2f2dd8dfe15aba322026-06-30Verified
Texas State AGbd_a0056bdb614e9c6a2026-07-01 · +1dVerified
Vermont State AGbd_50e8a470276273932026-08-20 · +51dVerified

Show 6 more filings ↓up to 120d gap

New Hampshire State AGbd_c1c62b4ab698afae2026-08-20 · +51dVerified
Texas State AGbd_ff90bafaa120991d2026-08-21 · +52dVerified
New Hampshire State AGbd_6ac077d7b8335a232026-10-23 · +115dVerified
Rhode Island State AGbd_9b079d13e17d34402026-10-23 · +115dVerified
Vermont State AGbd_f1e4eecb1b18a7822026-10-26 · +118dVerified
Texas State AGbd_a4ecdd81dea4e1732026-10-28 · +120dVerified

Showing first 10 of 16 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 – Feb 13, 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)Credentials
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 Channel
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 and ensure the security of our computer network
Changes made: Enhancing our technical security measures
Offering a complimentary one-year membership of Experian IdentityWorks Credit 3B
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 17 weeks(119 days from discovery to filing)
Compliance flags: CA 30-day late · 119dLeak >90d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Mar 3, 2026
→ Notified: Jun 30, 2026
119d 30 calendar days CA 30-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Mar 3, 2026 → Notified: Jun 30, 2026	119d	30 calendar days	CA 30-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 7 states

View merged incident ↗

Indiana State AGJun 30 · first

Massachusetts State AGJun 30 · first

California State AGJun 30 · first · this page

Texas State AG+1d

Vermont State AG+51d

New Hampshire State AG+51d

Texas State AG+52d

New Hampshire State AG+115d

Rhode Island State AG+115d

Vermont State AG+118d

Texas State AG+120d

Pattern: first filing Jun 30 (IN), last Oct 28 (TX) — a 120-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 16 — 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://oag.ca.gov/ecrime/databreach/reports/sb24-625770
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: a334fb459137d08eb182b57b48ad9b5b7f193253f5e54fc2abfc4c0bef551bdc

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMonmouth University

Victim entityMonmouth University

Incidentdiscovered Mar 3, 2026

Stated responseBegan an internal investigation

ComplianceCA 30-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov