Scan it to find out. there are certain kinds of trojans that can allow remote access or gain information from keylogging. If you have one of those, it is possible. A family member can also check history if you don't delete it after each session.
there is someone Spying your computer without your knowledge.
The word for looking at someone or something secretly is "spying" or "peeking".
Bin Laden.
Computer crime or, more specifically, computer fraud.
its a way to sabotage someone
Crouch where someone cant see you. Listen to the closest conversation.
if they ask a lot of questions and seem suspicious.
opponents
spying or looking someone all the time
the only way to spy on someone threw a computer is with some sort of software installed on your computer. if you have virus protection and/or a firewall you shouldn't have to worry, unless he has had access to that computer. if you are really worried about it then take it to a VERY reputable computer shop and tell them what you think is going on. From there they can go threw the computer and see if anyone else is in it.
The practice of spying on the user of a computer (or other electronic device) in order to obtain their personal access information.
The correct spelling is "spying."