HackingEducationEducationStolen CredentialsCapture Stored DataSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedEmployee Data InvolvedPIIIdentity (basic)Health (basic)LowActive

Meridian Technical Charter High School

bd_018b76909486bc65 · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 28, 2024

Filed

Jan 9, 2025

To disclose

12 days

Affected

Not disclosed

Confidence

66%

Full breach record for Meridian Technical Charter High School →

Meridian Technical Charter High School notified of a third-party data breach via PowerSchool. Unauthorized access occurred Dec 19-23, 2024, using compromised credentials. PII and limited health/grade data for students, parents, and staff were accessed. PowerSchool engaged CrowdStrike and CyberSteward; credit monitoring offered.

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Incident timeline

undetected · 9 days

discovery → filing · 12 days

Dec 19, 2024

Begins

Dec 28, 2024

Discovered

Jan 9, 2025

Filed

vs. sector median

7 wks faster

Part of PowerSchool supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

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

Name: Meridian Technical Charter High School
norm: meridian technical charter high school
Domain: mtchs.org

Name: Meridian Technical Charter High School
norm: meridian technical charter high school
Domain: mtchs.org
Industry: Educationllm

Discovered: Dec 28, 2024
Breach occurred: Dec 19, 2024 – Dec 23, 2024
Undetected for: 9 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)Health (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified Executive Director of the State Board of EducationNotified State Superintendent of Public InstructionNotified Attorney General
Third party: via PowerSchool
Initial access: valid_credentials

During the incident: Notified law enforcement
Locked down the system
Engaged the services of CrowdStrike and CyberSteward
Changes made: Providing credit monitoring to affected adults
Providing identity protection services to affected minors
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 days(12 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://www.ag.idaho.gov/content/uploads/2025/01/1-9-2025-Meridian-Technical-Charter-High-School.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 9, 2025
Raw hash: fdb20a924794fff62a387baf40d9bd136dc8293b873441934ed61580be3892ae

Reporting entityMeridian Technical Charter High School

Victim entityMeridian Technical Charter High School

Incidentdiscovered Dec 28, 2024

Stated responseNotified law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.ag.idaho.gov