Webcams are usefull for more than just making online conversations more practical. They can moreover be an extremely valuable instrument for use in home or corporation protection. Application is now available that can sense activity and use it as a trigger for various procedures.

The way that it works is to study the image sent by a camera that is either attached using USB or through a video capture card for movement. Once it picks up that movement, it can after that take any number of actions, including triggering an siren.

A more popular software, though, is to either send live pictures of what is happening in the field that is covered by the webcam or to even webcast by live broadcasting accurately what is happening with both audio and picture. If installed secretly, this software could even be used for covert surveillance.

Given the large quantity of systems that either have a webcamera connected or can support one, this is an perfect way to inexpensively and simply guard the spot around that pc from infringement or stealing.