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ColdRecon / Breach Radar / Educational Testing Service
Breach Record

Educational Testing Service

DISCLOSED 2026-10-21 · UNKNOWN

The California Department of Education notified students about a data breach at contractor Educational Testing Service. The breach exposed sensitive data of millions of California students. No further details about the attack vector or data types were provided.

The record

What we know

Disclosed
2026-10-21
Sector
Education
Country
USA
Data classes exposed
sensitive data
Sources

Cited reporting

↗ malwarebytes.com

This page is the permanent ColdRecon entry for the Educational Testing Service disclosure. It updates if new public reporting emerges. All tracked breaches →

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