Cryptography – Particular algorithmic function encoding – Nbs/des algorithm
Patent
1990-04-11
1991-11-19
Tarcza, Thomas H.
Cryptography
Particular algorithmic function encoding
Nbs/des algorithm
380 24, H04L 900
Patent
active
050671545
ABSTRACT:
An information processing system includes a host computer, an ID number management file for storing user discrimination information such as ID number, and a terminal system group such as work stations, responsive to a recording medium such as an ID magnetic card or IC card written with the discrimination information stored in the management file, for the data processing with the host computer. The management file records therein the user discrimination information for uniquely discriminating a user. An apparatus is provided for recording, in accordance with the recorded user discrimination information, in the recording medium the discrimination information specific to the discriminated user. A process is carried out or an apparatus is provided, at the terminal system to be used by a user, whereby the discrimination information recorded in the recording medium is entered, and in accordance with the entered discrimination information, an address of the terminal system is set.
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Hosobuchi Yoshiyuki
Takahashi Takayuki
Cain David
Hitachi , Ltd.
Tarcza Thomas H.
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