The Ministry of Emergency Situations of Russia reported that its mobile warning application suffered a massive cyberattack

From the articleUkraine blames Russia after air alert app sends out false warningsAlso in Ukraine says public air raid alert app sent false alerts after being hacked | Reuters, Cyberattacks trigger false emergency alerts in Ukraine and Russia, Cyber attacks hit Russia, Ukraine after truce ends, Ukraine air raid app apparently hacked as users receive false radiation alert, Air Force says, Russia and Ukraine accuse each other of hacking emergency alert apps