Device and method for authenticating user's access rights to resources
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United States of America Patent
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Sep 27, 2011
Grant Date -
N/A
app pub date -
Mar 17, 2000
filing date -
Feb 23, 1996
priority date (Note) -
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Abstract
The present invention provides a device for authenticating user's access rights to resources, which comprises first memory means for storing challenging data, second memory means for storing unique identifying information of the user, third memory means for storing proof support information which is a result of executing predetermined computations to the unique identifying information of the user and unique security characteristic information of the device, response generation means for generating a response from the challenging data stored in the first memory means, the unique identifying information stored in the second memory means and the proof support information stored in the third memory means, and verification means for verifying the legitimacy of the response by verifying that the response, the challenging data and the unique security characteristic information of the device satisfy a specific predefined relation.
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