BioAuthorizePDA totally eliminates the deficiencies of other access control applications like smart cards, swipe cards etc. as it ensures that both proxy and unauthorized access is effectively avoided, which are inherent problems in those applications. BioAuthorizePDA is designed for both standalone and fully networked scenario and could be installed with ease. BioAuthorizePDA is a self-contained unit with a powerful Intel®-based processor; does not require any computer at the entry or exit level and can be wall-mounted.