Security is frequently dealt with by IT Consultants and IT Support Companies however, generally third party companies are employed to ensure the security of the building. CCTV systems are no longer analogue devices that connect to video recorders (usually on reception). Network CCTV systems have advanced in recent years allowing a secure and reliable system where CCTV cameras are wired straight into the network and instantly viewable. Recordings are made digitally directly on the servers (or a dedicated machine) eliminating the need of video recorders and large numbers of video tapes.