MalwareEducationEducationRansomwareData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)MediumContained

Greater Lawerence Technical School District

bd_e36e4482d55410b2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 8, 2024

Filed

Apr 23, 2026

To disclose

—

Affected

6state residents only

Confidence

66%

Full breach record for Greater Lawerence Technical School District →2 incidents on file

Greater Lawrence Technical School District (GLTSD) notified the Maryland Attorney General of a cybersecurity incident involving unauthorized access to its network between November 4 and 9, 2024. The breach affected 6 Maryland residents, exposing names, dates of birth, Social Security numbers, and health insurance information. GLSD discovered the unusual activity on November 8, 2024, and began notifying affected individuals on January 17, 2025. Remediation included 24 months of credit monitoring via Experian and enhanced employee training.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d

Incident timeline

undetected · 4 days

Nov 4, 2024

Begins

Nov 8, 2024

Discovered

Apr 23, 2026

Filed

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed6 affectedView incident

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Greater Lawerence Technical School District
norm: greater lawerence technical school district
Domain: glts.net
Industry: Educationllm

Discovered: Nov 8, 2024
Breach occurred: Nov 4, 2024 – Nov 9, 2024
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 17, 2025
Affected individuals: 6state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Data elements: Date of birth
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Provided notice to the Office of the Attorney General, State of Maryland

During the incident: Initiated an investigation into the nature and scope of the impact
Provided access to credit monitoring services for 24 months, through Experian
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing individuals with information on how to place a fraud alert and security freeze on one’s credit file
Providing written notice of this incident to relevant state regulators
Changes made: Working to implement additional safeguards and training to its employees
Reviewed our policies, procedures, and security tools, and updated our employee training program
Source: Quoted from the filing itself, not independently verified.

Compliance flags: Leak >180d
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.

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.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376209%20%281%29.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 23, 2026
Raw hash: 42a70c72cc2029d7f650f7bb0935416584537303b1ee85a624cebcdb27b1190d

Reporting entityMullen Coughlin LLC

Victim entityGreater Lawerence Technical School District

Incidentdiscovered Nov 8, 2024

Stated responseInitiated an investigation into the nature and scope of the impact

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenanceoag.maryland.gov