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    • 4. 发明申请
    • System and method for distributing data
    • 用于分发数据的系统和方法
    • US20050097327A1
    • 2005-05-05
    • US10926913
    • 2004-08-26
    • Olivier OndetHenri GilbertPascal ChauvaudMichel Milhau
    • Olivier OndetHenri GilbertPascal ChauvaudMichel Milhau
    • G06F21/10G06Q20/00G07F7/10G07F17/16H04L9/08H04L9/10H04N7/173H04L9/00H04L9/32
    • G07F7/1008G06F21/10G06F2221/0711G06F2221/0797G06Q20/02G06Q20/105G06Q20/1235G06Q20/341G06Q20/3823G06Q20/40975
    • A system distributes content access data to a user. The content access data provides rights management data indicating a right of the user to reproduce and/or copy distributed content. The system comprises an applications device including a trusted player for receiving and reproducing and/or copying the content, and a smart card access device operable to access a smart card which is uniquely associated with the user. The smart card may be, for example, a Subscriber Identity Module (SIM). The system includes a trusted server operable to communicate securely the content access data to the smart card via a communications network by encrypting the content access data using an encryption key pre-stored on the smart card and known to the trusted server. The smart card is operable to decrypt the content access data using the smart card key. The trusted player is operable to access the rights management data provided with the content access data on the smart card, and to reproduce and/or copy the content in accordance with the rights management data. The system provides a facility for distributing content and for managing the rights in the content in a cost effective way using security facilities inherent in the smart card.
    • 系统将内容访问数据分发给用户。 内容访问数据提供指示用户再现和/或复制分发内容的权限的权限管理数据。 该系统包括包括用于接收和再现和/或复制内容的信任播放器的应用设备,以及可操作以访问与用户唯一相关联的智能卡的智能卡访问设备。 智能卡可以是例如订户身份模块(SIM)。 该系统包括可信服务器,其可操作以经由通信网络将内容访问数据安全地传送到智能卡,通过使用预先存储在智能卡上并且可信服务器已知的加密密钥加密内容访问数据。 智能卡可操作以使用智能卡密钥解密内容访问数据。 受信任的玩家可操作地访问在智能卡上提供有内容访问数据的权限管理数据,并根据权限管理数据来再现和/或复制内容。 该系统提供了一种使用智能卡固有的安全设施来以成本有效的方式分发内容和管理内容中的权利的设施。