System and method for granting access to a restricted access area using an approved list

摘要

A method for granting access to a restricted access area using an approved list is disclosed. According to one embodiment, the method may include the steps of (1) receiving a card number for the access card; (2) comparing the card number to an approved list of approved card numbers; (3) granting access to the area if the card number is on the approved list; (4) comparing the card number to a card presented list of presented card numbers; (5) adding the card to the card presented list and the approved list and granting access to the area if the card number is not on the approved list and the card number is not on the card presented list; and (6) denying access to the area if the card number is not on the approved list but is on the card presented list.