System and method for digital rights management using a...

H - Electricity – 04 – L

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H04L 9/32 (2006.01) G06F 12/14 (2006.01) G06F 21/00 (2006.01) G07F 19/00 (2006.01) H04L 9/30 (2006.01) H04L 29/06 (2006.01)

Patent

CA 2431428

A system and method for the secure distribution and consumption of electronic documents using a standard rendering engine. The documents can usage rights associated therewith. A server stores at least one of the documents in computer readable form. A client having a standard application program including a rendering engine capable of rendering unencrypted documents for viewing is operated by a user. The client and the server are coupled by a communications network. A security module controls requested for at least one of the documents on the server from the client and delivers the document and a set of rights associated with the document to the client.

Cette invention se rapporte à un système et à un procédé pour la distribution et la consommation sécurisées de documents électroniques au moyen d'un moteur de rendu standard. Les documents peuvent utiliser des droits qui leur sont associés. Un serveur stocke au moins l'un des documents sous une forme lisible par ordinateur. Un client comportant un programme d'application standard contenant un moteur de rendu capable d'assurer le rendu des documents non cryptés en vue de leur visualisation est utilisé par l'utilisateur. Le client et le serveur sont couplés via un réseau de communications. Un module de sécurité commande le contenu demandé par le client pour au moins l'un des documents sur le serveur et livre au client le document et un ensemble de droits associés au document.

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