A North Korean propaganda outlet said: “Kim Jong-un stressed that nobody can deny the entity of the DPRK which rapidly emerged as a strategic state capable of posing a substantial nuclear threat to the US.”
The fiery comment was made at a Korean Workers Party conference of cell chairpersons which coordinate the parties lowest level members.
The despotic outburst was another volley in the war of words with Donald Trump that has become a hallmark of the dangerous tensions between Pyongyang and the US.
It comes after commentators raised concerns that North Korea was exploiting digital currencies to bypass sanctions and prepare for war.
He said: “This is significant because the US Government does not take these attribution cases lightly.
“We have been tracking this early on, we certainly agree with the US Government but I think it highlights the capabilities that North Korea has in cyber.
Mr Kurtz added that he believed the rogue state to be “building a cache of bitcoin”.
He said: “It’s an anonymous currency, it can easily bypass any sort of sanctions because there are none on bitcoin, and the value has increased dramatically.
Bitcoin peaked at £14,251.01 ($19,026.21) on Monday, according to the CoinDesk exchange before slumping down to £13,221.59 ($17,651.85). On Sunday, bitcoin hit a new record high price as the cryptocurrency board past $20,000.
Oliver Isaacs a Cryptocurrency investor believes the cash coin bubble will eventually burst with massive consequences for investors.
He said: “Personally I think Bitcoin will be the biggest bubble of our lifetime. Bitcoin has already reached over $10,000 a coin and it will not be long until bitcoin valuations and prices continue to rise and spiral out of control.”