SMART CARD FOR GENERATING AND PROVIDING VIRTUAL CODE, AND METHOD AND PROGRAM THEREFOR
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United States of America Patent
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Issued Date -
Aug 29, 2024
app pub date -
Feb 20, 2024
filing date -
Aug 9, 2018
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Abstract
Disclosed are a smart card for providing a virtual code for authenticating, and method thereof. The smart card includes at least: a communication interface that is supplied with first power from an external device and communicates with the external device; a virtual code generation unit configured to generates the virtual code based on time data; and a virtual code providing unit configured to provide the virtual code to the outside. The time data is obtained from one of the smart card and the outside. The virtual code is generated based on one or more detailed codes matched to an actual code by a virtual code generating function previously stored in the smart card, and used for authentication performed based on the actual code in a virtual code verification server.
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