Date of report
- Dec 2023
Affiliations
Kyivstar, a mobile-phone network that serves over twenty-four million people in Ukraine, was hit by a cyberattack that knocked its entire network offline. Solntsepek, a hacktivist group associated with the Russian threat actor Sandworm, claimed responsibility for the attack.
Suspected victims
- Kyivstar and its customers
Suspected state sponsor
- Russian Federation
Type of incident
- Data destruction
Target category
- Private sector