'Definitive proof' North Korea cyber thugs behind PS1bn 'worst crypto hack in history' - South Korea says Russia sent North Korea missiles in exchange for troops - Russia could transfer missile tech to North Korea, 'escalating' threats, South Korea warns - South Korean intelligence: North Korea to send more troops to Russia - CrowdStrike 2024 report exposes North Korea's covert workforce in U.S. tech firms - North Korea hackers trying to steal nuclear secrets, US and UK warn - North Korean military hacker charged in cyberattacks on US hospitals, NASA, military bases - North Korea-backed cyber espionage campaign targets UK military - US, allies say North Korean hackers steal military secrets - U.S. charges North Korean man with cyberattacks on NASA