Recently, I was asked a question “How can I tell if someone has placed spyware in my computer to track my stuff or remote control to see what I’m doing?”. It’s natural to fear the worst when complicated systems might have been left in the hands of those who might be somewhat untrustworthy. In this article, I’ll try to go over some of the ways you can tell if these things might be happening, and how to prevent some of them from occurring altogether.