There are times when you want to record the activities happening around your computer, it could help you figure out who used your computer in your absence.
There are many freeware applications and other programs which can actually work in stealth mode and keep in taking picture and recording videos from your computer webcam without the person knowing about the same who is using your computer.
SecurityCam is one such simple program that supports capture device monitoring, at the same time offering motion detection and options to take pictures of moving subjects, dialing your modem, or making an alert noise.
This application does not allow you to run it in stealth mode, but you can just minimize the program and it will keep running and recording the videos of all those who are using your computer.
This program supports all the webcam, and it is a portable application which you don’t need to install just it with it executable directly from anywhere.