UnknownEducationEducationCustomer Data InvolvedIdentity (basic)Government IDMediumActive

Merced City School District

bd_5d741f4ef02e61b1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Dec 20, 2023

To disclose

—

Affected

1state residents only

Linked

3 filings

Confidence

67%

Full breach record for Merced City School District →

Merced City School District (MCSD) notified the New Hampshire Attorney General's office on December 20, 2023, regarding a cybersecurity incident affecting one New Hampshire resident. MCSD engaged in investigation, notified federal law enforcement, and implemented additional safeguards. The district provided credit monitoring through Experian and guidance on identity theft protection to the affected individual. The specific nature of the unauthorized access was not detailed in the filing.

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Leak gap clock⏱ Leak >30d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Dec 20, 2023

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 3 about the same incident.View merged incident

A leak claim by losttrust about this victim predates this filing by 85 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitelosttrustbd_f2a5776af31564852023-09-26 · +85dVerified

Regulatory filings (1) · sorted by filing gap

California State AGbd_8c9067114ff4a2d62023-12-20Candidate

Name: Merced City School District
norm: merced city school district
Domain: mercedcsd.org

Name: Merced City School District
norm: merced city school district
Domain: mercedcsd.org
Industry: education
Industry: Educationllm

Discovered: —
Materiality determined: —
Notification sent: Dec 20, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unknown
MITRE ATT&CK: T1052 Exfiltration Over Physical Medium
Regulator citations: notified federal law enforcement regarding the eventproviding written notice of this incident to relevant state and federal regulators

During the incident: Moved quickly to investigate and respond to the incident
Assess the security of MCSD systems
Identify potentially affected individuals
Notified federal law enforcement regarding the event
Working to implement additional safeguards and training to its employees
Providing access to credit monitoring services for through Experian
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state and federal regulators
Providing written notice... to the three major credit reporting agencies
Changes made: Implement additional safeguards and training to its employees
Source: Quoted from the filing itself, not independently verified.

Compliance flags: Leak >30d
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

California State AGDec 20 · first

New Hampshire State AGDec 20 · first · this page

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://mm.nh.gov/files/uploads/doj/remote-docs/merced-city-school-district-20231220.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 20, 2023
Raw hash: 9953cc5a5025a1eb1cbfd95c146fe79c8ffeba920f560b306c70203284cfece4

Linked disclosures

Ransomware claims (1)

Regulatory filings (1) · sorted by filing gap

Reporting entityMerced City School District

Victim entityMerced City School District

IncidentUnknown

Stated responseMoved quickly to investigate and respond to the incident

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov