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Vance Bjorn: Cryptographic key generation using biometric data. DigitalPersona, Blakely Sokoloff Taylor & Zafman, March 7, 2000: US06035398 (134 worldwide citation)

A method and apparatus for generating a cryptographic key using biometric data is provided. A fingerprint is received, and features are extracted from the fingerprint. These features may include one or more of the following: A message is created based on the features of the fingerprint. For one embo ...


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Vance C Bjorn: Method and apparatus for using a third party authentication server. DigitalPersona, Blakely Sokoloff Taylor & Zafman, Judith A Szepesi, August 5, 2008: US07409543 (64 worldwide citation)

A method and apparatus for a third party authentication server is described. The method includes receiving a record ID for a user, and a one-time key generated by the server and encrypted with a user's public key by the server. The method further includes receiving the user's authentication data fro ...


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Vance C Bjorn, Daniel Lopez: Crypto-proxy server and method of using the same. DigitalPersona, Blakely Sokoloff Taylor & Zafman, Judith A Szepesi, April 13, 2010: US07698565 (22 worldwide citation)

A method of providing a certificate from a client to a server is disclosed. The method comprises receiving a request for a certificate from the server and forwarding the request to a biometric certification server (BCS). The method further includes receiving a biometric identification from the clien ...


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Vance C Bjorn, Serge J Belongie: Fingerprint recognition system. DigitalPersona, Blakely Sokoloff Taylor & Zafman, Judith A Szepesi, April 14, 2009: US07519204 (8 worldwide citation)

A method and apparatus for fingerprint recognition is provided. A fingerprint is detected on a sensor. The fingerprint is digitized. A digitized background is subtracted from the fingerprint, resulting in a difference print. The difference print is matched with a database of fingerprint templates.


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Vance C Bjorn: Method and apparatus for a token. DigitalPersona, Blakely Sokoloff Taylor & Zafman, Judith Z Szepesi, August 14, 2012: US08245052 (8 worldwide citation)

A method and apparatus of using a token comprises receiving an indication of a presence of a nearby short-range terminal and waking up the token in response to receiving the indication. The method further comprises performing authentication between the token and the terminal, without requiring a use ...


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Bjorn Vance C: A method and apparatus for a token. Digitalpersona, Bjorn Vance C, VINCENT Lester J, September 7, 2007: WO/2007/100709 (3 worldwide citation)

A method and apparatus of using a token comprises receiving an indication of a presence of a nearby short-range terminal and waking up the token in response to receiving the indication. The method further comprises performing authentication between the token and the terminal, without requiring a use ...


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Vance C Bjorn: Method and apparatus for using a third party authentication server. DigitalPersona, Blakely Sokoloff Taylor & Zafman, Judith A Szepesi, February 22, 2011: US07895432 (2 worldwide citation)

A method and apparatus for a third party authentication server is described. The method includes receiving a record ID for a user, and a one-time key generated by the server and encrypted with a user's public key by the server. The method further includes receiving the user's authentication data fro ...


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Vance C Bjorn: Method and apparatus for a token. DigitalPersona, HIPLegal, Judith A Szepesi, December 8, 2015: US09208305 (1 worldwide citation)

A method and apparatus of using a token comprises receiving an indication of a presence of a nearby short-range terminal and waking up the token in response to receiving the indication. The method further comprises performing authentication between the token and the terminal, without requiring a use ...


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