UnknownEducationEducationCustomer Data InvolvedIdentity (basic)LowContained

Norwalk-La Mirada Unified School District

bd_ffb78681adcc3449 · schema v1 · pii pii-v1

Severity

Low

Discovered

Mar 1, 2024

Filed

Dec 27, 2024

To disclose

43 weeks

Affected

Not disclosed

Confidence

66%

Full breach record for Norwalk-La Mirada Unified School District →

Norwalk La Mirada Unified School District notified the California Attorney General of a data security incident identified in March 2024. Unauthorized access to a database system potentially exposed names and other personal information of individuals. The District secured systems, initiated an investigation, and notified law enforcement. Affected individuals are offered one year of complimentary identity monitoring services through IDX.

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California clockDiscovered Mar 1, 2024 → Notified Dec 27, 2024301d ✗ CA 60-day late43 weeks discovery → filing

Incident timeline

discovery → filing · 43 weeks / 301 days

Mar 1, 2024

Discovered

Dec 27, 2024

Filed

vs. sector median

+34 wks slower

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

Name: Norwalk-La Mirada Unified School District
norm: norwalk la mirada unified school district
Domain: nlmusd.org

Name: Norwalk-La Mirada Unified School District
norm: norwalk la mirada unified school district
Domain: nlmusd.org
Industry: Educationllm

Discovered: Mar 1, 2024
Materiality determined: —
Notification sent: Dec 27, 2024
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unknown
Regulator citations: Notified law enforcement

During the incident: Secured our systems
Initiated an investigation
Notified law enforcement
Offering one year of complimentary identity monitoring services through IDX
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 43 weeks(301 days from discovery to filing)
Compliance flags: CA 60-day late · 301d
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 1, 2024
→ Notified: Dec 27, 2024
301d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Mar 1, 2024 → Notified: Dec 27, 2024	301d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

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.ca.gov/ecrime/databreach/reports/sb24-596701
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 27, 2024
Raw hash: c0013063b388f69e87bb2440eb003eefa31f7beea6b0b82065086f6c3dd906bb

Reporting entityNorwalk-La Mirada Unified School District

Victim entityNorwalk-La Mirada Unified School District

Incidentdiscovered Mar 1, 2024

Stated responseSecured our systems

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov