Multi-Factor Security System With Portable Devices And Security Kernels
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Abstract
A system for multi-factor security involving multiple secure devices that distribute the secured functions of the system over the different devices, such that the loss or theft of any one of them does not compromise the overall security of the system. Moreover, a configuration of devices is also secure even if one of them has been attacked by malicious software agents, such as “keyboard sniffers”. A novel contactless smart card reader (200) is presented that incorporates a transceiver antenna (220) within a keypad (210) of a device used with contactless smart cards (100). When the card (100) is pressed against the device'"'"'s keypad (210), the transceiver (220) of the device establishes a session with the smart card (100). A variety of systems are presented, including those using mobile telephones, computer-interfaced card readers, personal digital appliances, and television set-top box remote controllers.
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Citations
30 Claims
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1-15. -15. (canceled)
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16. A wireless cryptographic communication system comprising:
a pair of wireless communication devices each having cryptographic identification functionality, including;
a first wireless communication device having a smart-card-only mode of operation comprising only a smart card functionality, said smart-card-only mode of operation being operative upon receipt of an electromagnetic actuation signal, and a second wireless communication device in electromagnetic communication with the first wireless communication device which radiates electromagnetic energy only in response to physical activation thereof by a user. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A wireless cryptographic communication method comprising:
providing a pair of wireless communication devices each having cryptographic identification functionality, including a first wireless communication device having a smart-card-only mode of operation comprising only a smart card functionality, said smart-card-only mode of operation becoming operative upon receipt of an electromagnetic actuation signal, and a second wireless communication device in electromagnetic communication with the first wireless communication device which first device radiates electromagnetic energy only in response to physical activation of the first device by a user. - View Dependent Claims (30)
Specification