The FBI today said it has determined that the North Korean government is responsible for the Sony hack attack. The agency added that it was deeply concerned about the destructive nature of this attack on a private sector entity and the ordinary citizens who work there. Experts say North Korean leaders view cyber warfare capabilities as an important asymmetric asset in the face of its perceived enemies. North Koreas actions were intended to inflict significant harm on a U.S. business and suppress the right of American citizens to express themselves, the FBI said.”]
Source: https://krebsonsecurity.com/2014/12/fbi-north-korea-to-blame-for-sony-hack/