I suspect this to be the work of the US government, but out of curiosity I wonder if there would be any legal consequences were Sony or another private party to launch a DDOS attack on North Korea from the US. Obviously no one would be extradited to NK, but I'm curious if that would run afoul of US law. If not, it might be fun to create some software or a mobile app that would keep this going indefinitely. I imagine…
If true, the backlash could be significant. There's already large portions of the world trying to de-centralize the internet from the US (routing around, etc) after the Snowden leaks and discoveries of egregious abuses of power over the internet by the US government. No single country should have the capability (or right) to knock an entire other country off the internet, North Korea or not...