The South Korean man, a. man, was arrested with the help of The National Intelligence Service as declared by police. According to the news published on Korea JoongAng Daily website, North Korea cyber army has been. been. The main concern is related to the. spread of a. virtual virtual world, the main concern, the. source of. the. virtual world is the most plausible considering the. most plausible in terms of. efficiency, and the most. plausible. considering the most significant. factor in the virtual world.”]