“The North Korean cyber operation documented by a lot of cybersecurity firms lists this principal group as starting circa 2010. But that gives the impression that we know a lot more about North Korea’s cyber activity than I think we really do.
“North Korea has been cultivating and has been investing in an elite cyber force under the control of its military, the Korean People’s Army and the Reconnaissance General Bureau — Kim Jong Un’s clandestine security apparatus. It’s estimated to comprise about 7,000 people who are trained pretty extensively, both in specialized domestic programs in North Korea, including in parts of their universities…”