Kyivstar wiper attack
Russia's Sandworm group destroyed thousands of virtual servers and workstations at Kyivstar, Ukraine's largest mobile operator, knocking out service for some 24 million subscribers and disrupting air-raid alerts, banking and payments in the most damaging cyberattack on Ukrainian telecoms since the 2022 invasion.
- Victim
- Kyivstar
- Loss
- $95.0M