Russian Sandworm hackers breached 11 Ukrainian telcos since MayThe state-sponsored Russian hacking group tracked as 'Sandworm' has compromised eleven telecommunication service providers in Ukraine between May and September 2023. [...]
Source: Russian Sandworm hackers breached 11 Ukrainian telcos since May (https://www.bleepingcomputer.com/news/security/russian-sandworm-hackers-breached-11-ukrainian-telcos-since-may/)