Russian-backed hackers have launched a global cyber campaign to gain access to Signal and WhatsApp accounts used ‌by officials, military personnel and journalists. The hackers most frequently masquerade as a Signal Support chatbot to induce targets to divulge verification and PIN codes, enabling hackers to take control of the accounts. https://www.reuters.com/world/europe/russia-backed-hackers-breach-signal-whatsapp-accounts-officials-journalists-2026-03-09/