if you're not using Linux you should assume your system is compromised. It may not be, but you should assume it is.
The problem is with an operating system things happen at a level where you just won't know what's going on, and companies like Microsoft have been willing to work with the NSA. If this goes to the chip level then even reinstalling your operating system won't help. The only way to have confidence of security is using Linux, and as a poster below says it should be a version like Fedora where everything is open source.
Want DP delivered to your inbox daily? Subscribe here: