North Korea has proposed a joint investigation with the United States into the hack attack against Sony Pictures, according to the state news agency, KCNA.
The offer comes as the FBI formally accused Pyongyang of the attack on Friday and US President Barack Obama promised to “respond proportionally” to the online breach.
North Korea says it can prove it has nothing to do with the cyberattack on Sony, the KCNA news release said.
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The statement by Pyongyang also warns of “grave consequences” if Washington refuses to cooperate in the investigation of the attack and continues to accuse North Korea.
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