Be advised that computers with Intel chip sets ship with a management tool called Active Management Technology (Intel AMT). This service runs on TCP/IP Ports 16992 and 16993. Attackers can gain complete control over the PC through a password authentication flaw. Interestingly, some peripherals, such as the Mouse and Keyboard, can be controlled even when the PC is powered off. The gory details are here:
- http://www.zdnet.com/article/intel-chip-vulnerability-lets-hackers-easily-remotely-hijack-affected-windows-pcs/
- https://www.tenable.com/blog/rediscovering-the-intel-amt-vulnerability