"Realtek, which means that the authors of the worm were somehow able to break into the most secure location in a huge Taiwanese company" err, no. The companie

"Realtek, which means that the authors of the worm were somehow able to break into the most secure location in a huge Taiwanese company" err, no. The companies gave the US access. as for all the 'unknown windows vulnerabilities' it exploited, I wouldn't be 100% surprised if Microsoft left the vulnerabilities for what ever security agency that made it.