Portable authorization device for authorizing use of...

G - Physics – 06 – F

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G06F 12/14 (2006.01) G06F 1/00 (2006.01) G06F 15/00 (2006.01) G06K 17/00 (2006.01) G06K 19/10 (2006.01) H04L 9/10 (2006.01) H04L 9/28 (2006.01) H04L 9/32 (2006.01)

Patent

CA 2393543

An authorization system (100) and associated method for selectively authorizing a host system (110) to use one of more items of protected information (115) associated with the host system (110). The authorization system (100) includes a portable authorization device (140) that is removably couplable to the host system (110). The portable authorization device (140) is capable of receiving and storing multiple items of authorization information (171) associated with a plurality of respective items of protected information (115) from one or more information authorities (160, 180, 185). Preferably, the portable authorization device (140) is capable of communicating with multiple types of information authorities (160, 180, 185). The portable authorization device (140) selectively authorizes the host system (110) to use the one or more respective items of protected information (115) based upon the respective authorization information (171) stored therein.

La présente invention concerne un système d'autorisation (100) et son procédé associé utilisés pour autoriser sélectivement un système hôte (110) à utiliser un ou plusieurs éléments d'informations protégées (115) associés au système hôte (110). Ce système d'autorisation (100) comprend un dispositif d'autorisation portatif (140) pouvant être couplé de manière amovible au système hôte (110). Le dispositif d'autorisation portatif (140) peut recevoir et stocker des éléments multiples d'informations d'autorisation (171) associés à plusieurs éléments respectifs d'informations protégées (115) d'une ou de plusieurs autorités d'informations (160, 180, 185). De préférence, le dispositif d'autorisation portatif (140) peut communiquer avec des types multiples d'autorités d'informations (160, 180, 185). Le dispositif d'autorisation portatif (140) autorise de manière sélective le système hôte (110) à utiliser les éléments respectifs d'informations protégées (115) sur la base des informations d'autorisation respectives (171) qui y sont stockées.

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