Data processing device and method and program of same

Details Data processing device and method and program of same Data processing device and method and program of same

2004-03-04

2009-10-27

Barron, Jr., Gilberto (Department: 2432)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Particular communication authentication technique

Reexamination Certificate

active

07610488

ABSTRACT:
A data processing device able to keep a technique for generation of the key data in a key generating means secret from a developer of an authenticating means, wherein an authentication program has a description for calling up a function in a key generation program and entering identification data of service etc. input from an IC of an IC card as input parameters of the function and wherein a key generation program generates a key by using the identification data written at predetermined addresses as input parameters in accordance with the execution of a code on the basis of the authentication program.

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U.S. Appl. No. 10/792,574, filed Mar. 4, 2004, Tateno et al.

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