User authentication device and method

H - Electricity – 04 – L

Patent

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Details

H04L 9/32 (2006.01) G06Q 30/00 (2012.01) G06Q 40/00 (2012.01)

Patent

CA 2761531

An authentication device (100) for use with electronic security devices and user authentication systems is disclosed. The authentication device includes a data store (104) for storing plural secret keys, each secret key associated with a corresponding service, a service selection means (101) for selecting a service from the corresponding services, an authentication code generator (102) for generating, from the secret key associated with the selected service, a one time usable authentication code for communication to an authentication controller associated with the selected service, and an output (106) for outputting the generated authentication code for communication to the authentication controller. A method of authentication a user to a service is also disclosed.

La présente invention concerne un dispositif d'authentification (100) destiné à être utilisé avec des dispositifs de sécurité électronique et des systèmes d'authentification d'utilisateurs. Le dispositif d'authentification comprend un stockage de données (104) pour stocker plusieurs clés secrètes, chaque clé secrète étant associée à un service correspondant, un moyen de sélection de service (101) pour sélectionner un service parmi des services correspondants, un générateur de code d'authentification (102) pour générer, à partir de la clé secrète associée au service sélectionné, un code d'authentification utilisable une fois à communiquer au contrôleur d'authentification associé au service sélectionné et une sortie (106) pour fournir le code d'authentification généré à communiquer au contrôleur d'authentification. L'invention concerne également un procédé d'authentification d'un utilisateur sur un service.

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