06751733 is referenced by 74 patents and cites 2 patents.

To obtain a remote authentication system that securely authenticates with protecting biometrics information, which is user's personal information, and is firm on security when performing authentication of a person with the biometrics information, and a remote authentication method. The present invention encrypts biometrics information that is user's personal information, and transfers the biometrics information over a network in such a state that only an authentication server, which the user assigns, can decode the biometrics information. Therefore, it is possible to securely protect user's privacy that is the biometrics information in a style of reflecting user's intention, and to prevent reuse of invalid authentication information since it is possible to confirm the date and time, when the authentication information was generated, by the authentication server. Furthermore, it is possible to keep the security of a system firm since an authenticated side can confirm whether the user is authenticated.

Title
Remote authentication system
Application Number
9/335056
Publication Number
6751733 (B1)
Application Date
June 16, 1999
Publication Date
June 15, 2004
Inventor
Yoshimasa Baba
Tokyo
US
Tetsuo Sadakane
Tokyo
US
Teruko Fujii
Tokyo
US
Hiroshi Nakamura
Tokyo
US
Agent
Birch Stewart Kolasch & Birch
US
Assignee
Mitsubishi Denki Kabushiki Kaisha
US
IPC
H04L 9/32
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