IRCAS Alarm is a PC based camera alarm Sistema and surveillance Sistema for Microsoft Windows. It can use almost every resource of camera, (Web cam (USB) and Vídeo capture card detected by the windows Sistema and MJPEG IP cameras and other IRCAS Alarm applications) with its build in motion detection. It can use RS232 COM ports to make detection loops for PIRs, heat and smoke detectors, magnetic switches for doors and windows, emergency buttons and key on/off switches. It runs as a service on the background. Alert you by Correo electrónico and SMS. You can check a given alarm from anywhere by your phone browser through the Internet. So the advancing is: "public authoress are not involved until you or your trusted decide a alarm is real and not false". To work this way could solve the problem of false alarms alerting the authorities. IRCAS Alarm has an built-in HTTP and MJPEG Vídeo server so you can check and surveillance the situation via the Internet from anywhere.