That is an unsubstantiated claim from Snowden. CYBERCOM did launch a DDoS attack against North Korea recently, and it is strongly suspected that they have done

That is an unsubstantiated claim from Snowden. CYBERCOM did launch a DDoS attack against North Korea recently, and it is strongly suspected that they have done so previously (like in retaliation to the Sony hack). https://www.washingtonpost.com/world/national-security/trump-signed-presidential-directive-ordering-actions-to-pressure-north-korea/2017/09/30/97c6722a-a620-11e7-b14f-f41773cd5a14_story.html https://www.washingtonpost.com/world/national-security/trump...