Kumsong 121, a North Korean hacking gang, recently launched a cyber attack on social media using the hashtag #kumsong121. As North Korean hacking attacks get increasingly sophisticated, users of computers and mobile phones should be on their toes to avoid being hacked. “Advanced persistent threat” (APT) Kumsong 121 was discovered by EST Security on Tuesday, … Continue reading Hacking gang kumsong 121 launch a cyber attack