This notice is in regard to an incident at San Diego Unified School District involving the security of personal data on the district’s information systems. We sincerely regret that, after completing a thorough forensics investigation, we have reason to believe personal data may have been compromised through the access or use by an unauthorized individual. The unauthorized access resulted in the potential viewing of the personal data of some students and staff members. The personal data potentially included social security numbers and other personal identifying information.