Students at a North Korean military school in uniform work on computer monitors
At university, some of the best students are recruited into hacker groups, operating under the auspices of the country’s Reconnaissance General Bureau spy agency. Photograph: AP
At university, some of the best students are recruited into hacker groups, operating under the auspices of the country’s Reconnaissance General Bureau spy agency. Photograph: AP
AnalysisHow crypto hacking funds isolated North Korea’s nuclear programmeDan Sabbagh Defence and security editor

Cryptocurrency theft is estimated to generate half of the country’s foreign currency income