Great Valley School District
medusaThis record tracks a ransomware attack claimed by the medusa group against Great Valley School District . It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAPWindow Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.
Attack Summary
Great Valley School District is located on the Philadelphia Main Line in eastern Chester County, Pennsylvania. The district provides public education for students in Charlestown, East Whiteland, and Willistown townships, and the borough of Malvern.At the moment, it has more than 4,000 students
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.