Information processing system

Details Information processing system Information processing system

G - Physics

06

F

G06F 9/06 (2006.01) G06F 1/00 (2006.01) G06F 21/00 (2006.01)

Patent

CA 2333642

A personal computer (1) transmits a source program to which a signature is attached to an authenticating station through a communication unit (25). The authenticating station, if no alteration is found in the received source program, encrypts the source program with a secret key of the authenticating station, and transmits the encrypted source program to the personal computer (1). The personal computer (1) records the encrypted source program on an HDD (21) and transmits it to an adapter (26).

Un ordinateur personnel (1) transmet un programme de source, auquel est jointe une signature, à un poste d'authentification par une unité de communication (25). Le poste d'authentification, si aucune modification n'est rencontrée dans le programme de source reçu, chiffre le programme de source avec une clé secrète du poste d'authentification, et il transmet le programme de source chiffré à l'ordinateur personnel (1). L'ordinateur personnel (1) enregistre le programme de source chiffré sur un lecteur de disque dur (21) et le transmet à un adaptateur (26).

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