Alto Calore Servizi S.p.A.
medusaThis record tracks a ransomware attack claimed by the medusa group against Alto Calore Servizi S.p.A.. 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
Alto Calore Servizi S.p.A., abbreviated ACS, was established on March 13, 2003. Alto Valore Servizi is a joint stock company consisting of 126 shareholders: 125 municipalities in the province of Avellino and Benevento and the administration of the province of Avellino. Alto Calore Servizi works in the field of collection and distribution of drinking water, sewerage and wastewater treatment.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.