Sure, but that's a physical attack: You need someone to install the 3G Keylogger to your machinery. I was talking on a keyboard-only level, but even that can b

Sure, but that's a physical attack: You need someone to install the 3G Keylogger to your machinery. I was talking on a keyboard-only level, but even that can be largely mitigate with proper policies IMHO. That said, an insider is an achilles heel for every security scheme out there (e.g. Snowden).