Information processing system and peripheral apparatus

Details Information processing system and peripheral apparatus Information processing system and peripheral apparatus

2005-01-04

2005-01-04

Barrón, Gilberto (Department: 2132)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

Protection at a particular protocol layer

C713S167000

Reexamination Certificate

active

06839848

ABSTRACT:
The present invention provides an information processing system, including an information processing apparatus for executing a program by reading a program recorded in a recording medium, and a peripheral apparatus connected to the information processing apparatus, wherein the peripheral apparatus stores a security code and operation of the peripheral apparatus stops unless the same security code as the security code recorded in a recording medium is sent from the information processing apparatus.

REFERENCES:
patent: 5119293 (1992-06-01), Hammond
patent: 5243174 (1993-09-01), Veeneman et al.
patent: 5343524 (1994-08-01), Mu et al.
patent: 5544083 (1996-08-01), Iizuka et al.
patent: 2560124 (1991-11-01), None
Matsubara, Security system for Software, Nov. 1991, Japanese Patent Publication No. 3-266051.

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