Preventing unauthorized distribution of media content

Details Preventing unauthorized distribution of media content Preventing unauthorized distribution of media content

H - Electricity

04

L

H04L 29/06 (2006.01)

Patent

CA 2538831

One aspect here described is a method for providing media content while preventing its unauthorized distribution. The method includes transmitting from a client to an administrative node a request for delivery of an instance of media content (IMC); determining which content source (CS) of a plurality of CSs to provide delivery of the IMC, provided the client is authorized to receive the IMC; transmitting to the client an access key and a location of the IMC; transmitting from the client to the CS a second request and the access key; in response to receiving the second request and the access key, transeferring the IMC from the CS to the client; transmitting from the client to the administrative node an indicator indicating a successful transfer of the IMC; and generating a transaction applicable to the client and associated with the transfer of the IMC to the client.

Dans un aspect, l'invention concerne un procédé destiné à fournir un contenu multimédia tout en empêchant sa distribution non autorisée. Ce procédé consiste à transmettre, d'un client à un noeud d'administration, une demande de distribution d'une instance d'un contenu multimédia (IMC), à sélectionner une source de contenu (CS) parmi une pluralité de CS en vue de la distribution de l'IMC, à condition que le client soit autorisé à recevoir l'IMC, à transmettre au client une clé d'accès et un emplacement de l'IMC, à transmettre, du client à la CS, une seconde demande et la clé d'accès, à transférer, en réponse à la réception de la seconde demande et de la clé d'accès, l'IMC en provenance de la CS au client, à transmettre, du client au noeud d'administration, un indicateur indiquant un transfert réussi de l'IMC, et à générer une transaction applicable au client et associée au transfert de l'IMC au client.

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