Kyivstar security incident history
Hacking, data breaches and other security incidents involving Kyivstar, with related coverage.
Incidents: 1 · Most recent
Cyberattack on Ukraine's Kyivstar knocks out telecom services
Impact: Telecom services disrupted, part of infrastructure damaged, revenue losses estimated at about $100 million
On December 12, 2023, Kyivstar, Ukraine's largest mobile operator, was hit by a cyberattack that disrupted telecom services and damaged part of its infrastructure. Parent company VEON announced on December 19 that services had been restored. Revenue losses from the attack were later estimated at about $100 million, and Ukraine began gathering evidence to prosecute the attackers.
Related reports: 11 · last report →