Cybersecurity

Biden Aide Stops Short of Blaming Russia for Ukraine Cyberattack

  • Wouldn’t be surprising if Russians behind it, Sullivan says
  • National security adviser says U.S., allies would respond
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The U.S. is working to determine who carried out a cyberattack on Ukrainian government websites and it wouldn’t be surprising if Russia was behind it, President Joe Biden’s national security adviser Jake Sullivan said.

Ukrainian officials say “all evidence” points to Russia, while Russia denies it was behind the hacks. It’s the latest source of tension after President Vladimir Putin massed 100,000 troops on the Ukrainian border for what the U.S. says is a possible invasion.