Best of the Best: the South Korean school for hackers hitting back against the North

A series of attacks on government agencies, TV and banking networks convinced Seoul to develop an elite cadre of experts to defend the country

At the fortified border between South and North Korea, students on a computer hacking course are instructed to peer northwards across a strip of empty land toward the enemy state.

"Our country is divided and we are at war, but you can't see that division in cyberspace," said Kim Jin-seok. "So we take them to see it in person."