California families are being notified about a statewide student data breach that may have exposed sensitive personal information.

The incident involved Educational Testing Service (ETS), a contractor that supports statewide student assessments for the California Department of Education. Information potentially affected includes student names, birth dates, addresses, school information, disability and English learner status, and test results. The specific information varies by student.

According to ETS, Social Security numbers, financial information and passwords were not involved.

Affected families are being notified and offered two years of free identity-protection services. View the full notification on the California Department of Education’s website.