[Hyundai Group Headquarters in South Korea Receives Bomb Threat, Demands 13 Bitcoins to Prevent Explosion] According to MoneyS, Hyundai Group's headquarters in Yeonji-dong, Jongno District, Seoul, South Korea, received a threatening email today, stating that an explosion would occur if 13 Bitcoins were not paid. Police quickly responded and conducted a search but found no explosives. The group has arranged for employees to leave early. Recently, several companies in South Korea have faced similar bomb threat incidents.