North Korea Internet Crash: Did United States Break the Internet?
"The state-run Internet in North Korea crashed on Monday for a good nine-and-a-half hours following a day-long instability, suggesting a possible 'external attack' and triggering intense speculations over the origins of the outage.
If the outage was indeed caused by an external attack, it will be ironic for North Korea, which is in the centre of a storm over the Sony hack."