No lights, no heat, no money - that's life in Ukraine during cyber warfare

FILE PHOTO: A laptop screen displays a warning message in Ukrainian, Russian and Polish, that appeared on the official website of the Ukrainian Foreign Ministry after a massive cyberattack, in this illustration taken January 14, 2022. REUTERS/Valentyn Ogirenko/Illustration/File Photo

(Reuters) - Hackers who defaced and interrupted access to numerous Ukrainian government websites https://www.reuters.com/world/europe/exclusive-hackers-likely-used-software-administration-rights-third-party-hit-2022-01-14 on Friday could be setting the stage for more serious cyberattacks that would disrupt the lives of ordinary Ukrainians, experts said.

"As tensions grow, we can expect more aggressive cyber activity in Ukraine and potentially elsewhere," said John Hultquist, an intelligence analyst at U.S. cybersecurity company Mandiant, possibly including "destructive attacks that target critical infrastructure."