A Russian envoy has said Swedish cyberattack claims are based on “unfounded suspicions” and “highly likely” conjecture Stockholm’s allegations that a pro-Russian hacker group attempted to disrupt a thermal power plant in Sweden last year are unfounded and lacking concrete evidence, Russia’s ambassador to the country, Sergey Belyaev, has said.  Swedish Civil Defense Minister Carl-Oskar Bohlin claimed on Wednesday that a group linked to Russian intelligence attempted to attack a district heating