Card credential method and system

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United States of America Patent

PATENT NO 8511552
APP PUB NO 20120074223A1
SERIAL NO

13307247

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In one implementation, a method for providing access to a secure facility includes authenticating the user; generating a card credential, transmitting the card credential to an access card carried by of the user, and transmitting the card key to the access card in a form that is usable by the access card. The generating the card credential includes encrypting the card key using a server encryption key. The card key is usable for a challenge-response interaction during subsequent access requests by the user.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Habraken, G Wouter Austin, US 4 376

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