Hacker group Anonymous has declared cyberwar on Russia in response to Russia's invasion of Ukraine. A tweet from an account linked to Anonymous, @YourAnonOne, made the proclamation of cyber war. The group tweeted 'We, as activists, will not sit idle as Russian forces kill and murder innocent people trying to defend their homeland.' The hackers asked their 7.6 million Twitter followers and 28,000 YouTube subscribers to launch cyberattacks on Russia's websites.