Importance

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Abstract

A security system is for determining whether a person has possession of an issued identification card. The system includes a plurality of identification cards. Each one of the issued cards has a plurality of addressable positions. Each one of the addressable positions having an indicium. Each one of a plurality of authorized persons is assigned a corresponding one of the identification cards. The indicium at one of the addressable positions on one of the assigned cards being different from the indicium at the same one of the addressable positions on another one of the assigned cards. In a preferred embodiment of the invention, the addressable positions are arranged in a matrix of rows and columns. The indicium at each of the addressable positions of one of the assigned cards is different from the indicium at each of the addressable positions of the other ones of the assigned cards. The method for determining whether a person seeking access is authorized to obtain the requested access includes the steps: (a) distributing each one of the identification cards to a corresponding one of a plurality of authorized users; (b) optionally assigning a different password to a corresponding one of the plurality of authorized persons; (c) requesting of a person seeking access to identify themselves, provide the indicium at a specified one of the addressable positions on the card assigned to the identified person. If the indicium matches that assigned to the person seeking access, access is granted; otherwise access is denied. A password may also be assigned to authorized persons.

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First Claim