Dozens of North Korean software developers appear to be honing their skills on freely accessible coding platforms that may help the DPRK build its cyber force, an NK Pro investigation of profiles across several such websites showed. But cybersecurity experts said that the participation of North Korean programmers in these coding competitions may also reveal interests, techniques and programming habits that could be used to link future attacks to the DPRK. 

“This cuts two ways,” said Daniel Pinkston, an expert on North Korean cyber threats and lecturer on cyber warfare at Troy University. “They can hone their