San Felipe-Del Rio ISD in Texas Restores In-Network Systems After Cyber Incident

The San Felipe-Del Rio school district in Texas reported a widespread disruption of internal, in-network systems—including internet and telephone—after suspicious activity was detected on March 18. Telephone service was restored quickly and schools remained open while full restoration of internal systems continues under monitoring; there is no public confirmation of ransomware, data theft, or an identified attacker. #SanFelipeDelRioSchoolDistrict #SFDRCISD

Information

Victim: San Felipe-Del Rio school district in Texas works to restore in-network systems following cyber incident
Website: sfdr-cisd.org
Country: United States
Date Reported: 2026-03-19

Keypoints

The district reported a widespread outage of internal systems, including internet and telephone, after suspicious activity was detected on March 18.
Telephone service was restored quickly following the incident.
Schools in the district remained open during the disruption.
Full restoration of internal, in-network systems is ongoing and being closely monitored.
There is no public confirmation that ransomware was involved or that data was stolen.
The district has not identified a responsible party for the incident.