Method for protecting digital contents by using memory card...

Details Method for protecting digital contents by using memory card... Method for protecting digital contents by using memory card...

H - Electricity

04

L

H04L 9/32 (2006.01)

Patent

CA 2651121

A method for protecting digital content by encrypting and decrypting a memory card, including: a digital content producing end produces a memory card stored with encrypted content, or downloads digital content to a encrypted memory card; a network decrypting end, the user connects the SMOD Web Server through network, and the server correspondingly provides decrypting means to decrypt the content. Thus the user and use the memory card.

L'invention concerne un procédé de protection d'un contenu numérique par chiffrement et déchiffrement d'une carte mémoire. L'invention comprend une unité de production de contenu numérique qui produit une carte mémoire contenant un contenu chiffré, ou télécharge un contenu numérique dans une carte mémoire chiffrée, ainsi qu'une unité de déchiffrement de réseau. L'utilisateur se connecte au serveur SMOD Web par l'intermédiaire du réseau, et le serveur fournit des moyens de déchiffrement servant à déchiffrer le contenu. L'invention concerne également l'utilisation de la carte mémoire.

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