2026 Alamo Heights ISD — March ransomware; 26,629 Texans' SSNs and medical data (TX AG filing)
Data compromised
Names, Social Security numbers, driver's license numbers, financial information, and medical information per Texas Attorney General breach entry (June 22, 2026)
Technical writeup
Alamo Heights Independent School District disclosed a data breach tied to the March 2026 ransomware incident that caused a multiday network outage affecting Internet, Wi-Fi, and Gmail. The district previously confirmed ransomware, engaged forensic specialists, restored systems, and notified the FBI. On June 22, 2026 the Texas Attorney General published a breach entry reporting 26,629 affected Texans with names, SSNs, driver's license numbers, financial information, and medical information. TPR (June 25, 2026) reported the incident affected roughly 26,000 parents, students, and staff. Notification was provided by U.S. mail per state reporting.
Root cause
Ransomware incident disrupted district technology systems in March 2026; forensic review determined sensitive personal information was accessed