The line has always been, "You can't stop a determined hacker with any single solution." The NSA may be a group of determined hackers. One technology isn't go

The line has always been, "You can't stop a determined hacker with any single solution." The NSA may be a group of determined hackers. One technology isn't going to suddenly cure the whole problem. It takes a solid security policy set at and followed by the top levels of a company, and constant vigilance to respond to threats. You're not going to stop anyone from getting in, but you can stop them from getting anything of value, and you can kick them out quickly and quietly.