Hacienda La Puente Unified School District data breach
Incident readout
- Company
- Hacienda La Puente Unified School District
- Reported to
- California Attorney General
- Filed
- September 17, 2025
- People affected
- Not stated in the filing
- Incident type in filing
- Not stated
- Our review
- Investigation Open
Was this a ransomware attack?
The filing does not say ransomware was involved. We do not label an incident ransomware unless the company’s report says so. Whatever the cause, the steps to protect yourself and the legal question are the same.
What we know
Hacienda La Puente Unified School District is a public educational institution responsible for providing K-12 instruction and administrative services to students and staff. As a school district, they maintain extensive records containing sensitive personal, academic, and employment-related information for students, parents, and employees. In 2025, the district officially reported a data security incident to the California Attorney General, confirming that unauthorized access to their systems occurred. If you have received a formal data breach notification letter from the district, it indicates that your personal information was likely stored within the impacted environment. This notification is intended to inform you of the nature of the incident and the specific steps the district is taking to address the compromise of your private data.
See every breach reported in California or read what to do after a ransomware attack.
Other breaches reported in California
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