Pyongyang is using its growing hacking prowess to track down and contact citizens who have escaped and gained prominence in the South.
Mysterious calls and text messages reach the telephone of North Korean defector activist Huh Kwang-il a couple of occasions a month.
“Are you having fun these days?” he was asked in one recent call. Mr. Huh believes the calls, from unknown Chinese numbers, are perpetuated by North Korea.
[Wall Street Journal]