Hacking North Korea - the guy makes it sound simple, but probably wasn't. I am
not sure I'd be comfortable putting myself out there as much as he's doing now, however. Its an interesting read as far as the Reddit thread goes - seems legit, but it is Reddit...
As “P4x,” Alejandro Caceres single-handedly disrupted the internet of an entire country. Then he tried to show the US military how it can—and should—adopt his methods.