The way that it works is to analyze the image sent by a webcam that is either attached using USB or via a video capture device for motion. When it picks up that movement, it can then take any number of procedures, including triggering an siren. An other popular application, though, is to either send live pictures of what is happening in the field that is covered by the camera or to even webcast by online streaming exactly what is happening with both audio and image. If installed surreptitiously, this application could even be used for secret surveillance. Given the large number of systems that either have a web camera attached or can support one, this is an perfect way to inexpensively and effortlessly protect the zone across that pc from infringement or robbery. New professional surveillance software works with any web camera, Internet cameras, and major capture cards. Security software has become so complicated that the regular user who has been busy minding his office instead of pouring over electronics and ip know-how articles can be easily overwhelmed when it comes time to install or renew his security system. Fortunately, there is modern professional security application that simplifies much of the decision making. You don`t necessarily have to get rid of a working analog closed circuit TV system in order to update to a broadcasting video that can be watched from any online connected computer or 3G phone. Video capture cards can digitally convert the pictures for broadcast. Until recently, there had been no real attempts to standardize the new Internet cameras; every make and manufacturer functioned a little differently. And when you throw cameras into the join, using one application to control them all was cumbersome. Professional surveillance application is now available that will work for any webcam or Internet webcam and for most capture cards as well. You can supervise anything your activity sensors are picking up at your residence or company while you can be half a world away. The application itself may not be simple, but it can make life simpler for you. Streaming live video and audio from capture card through web camera server software. If you find yourself with a need to record security video with a camera over an area, camera server application may be the right choice for you. Using this software, it is possible to set up a camera to identify motion and begin recording when it performs. Depending on your needs, the sights and audio that are picked up by the webcam may be saved on a hard drive, or if the captured video needs to be accessible off-site, may be webcast through the server`s broadcasting function to a webpage. Depending on the quality of the webcam and the user`s video card, the image that is recorded can be as clear as a high-definition television signal. Via a setup like this, it is possible to provide a measure of surveillance for an area when the economics of the situation do not justify hiring a security firm or setting up a professional security platform. This easy solution can save money while not compromising on security.