North Korea is facing daily `` intensive and persistent virus attacks , '' state news reports . On Tuesday , U.S. Director of National Intelligence James Clapper testified to Congress that North Korea 's development of a nuclear weapons program poses a `` serious threat . '' The report said the country has been hit by a series of cyber attacks, including one that targeted its nuclear power plant in April. North Korea has bristled under international pressure since its third nuclear test .
North Korea is facing daily `` intensive and persistent virus attacks , '' state news reports . The report said the country has been hit by a series of cyber attacks, including one that targeted its nuclear power plant in April. North Korea has bristled under international pressure since its third nuclear test .