HackingEducationEducationStolen CredentialsCustomer Data InvolvedDelayed DiscoveryIdentity (basic)LowContained

Elk Grove Unified School District

bd_f10adfa32b682570 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 17, 2023

Filed

Jun 5, 2024

To disclose

14 months

Affected

Not disclosed

Confidence

65%

Full breach record for Elk Grove Unified School District →

Elk Grove Unified School District notified the California Attorney General of an incident where an unauthorized actor accessed two employee email accounts between March 1 and March 9, 2023. The district became aware of suspicious activity on April 17, 2023. The investigation determined that names and other personal information of affected individuals may have been accessed. The district is offering 12 months of credit monitoring and implementing additional security measures.

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California clockDiscovered Apr 17, 2023 → Notified Jun 5, 2024415d ✗ CA 60-day late14 months discovery → filing

Incident timeline

undetected · 47 days

discovery → filing · 14 months / 415 days

Mar 1, 2023

Begins

Apr 17, 2023

Discovered

Jun 5, 2024

Filed

vs. sector median

+51 wks slower

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

Name: Elk Grove Unified School District
norm: elk grove unified school district

Name: Elk Grove Unified School District
norm: elk grove unified school district
Industry: Educationllm

Discovered: Apr 17, 2023
Breach occurred: Mar 1, 2023 – Mar 9, 2023
Undetected for: 47 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 5, 2024
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Notifying state regulators

During the incident: Launched an investigation to determine the nature and scope of the incident
Assessed the security of email accounts
Notifying state regulators
Offering twelve months of complimentary access to credit monitoring services through Experian
Changes made: Implementing additional security measures to further protect against similar incidents in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 months(415 days from discovery to filing)
Compliance flags: CA 60-day late · 415d
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: Apr 17, 2023
→ Notified: Jun 5, 2024
415d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Apr 17, 2023 → Notified: Jun 5, 2024	415d	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/sb24-586438
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 5, 2024
Raw hash: 905c98253c1eb4f0727111a8d7301fd989ebe093f23aea84c927e598f7d4b320

Reporting entityElk Grove Unified School District

Victim entityElk Grove Unified School District

Incidentdiscovered Apr 17, 2023

Stated responseLaunched an investigation to determine the nature and scope of the incident

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov