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    • 7. 发明申请
    • DATA MANAGEMENT SYSTEM AND DATA MANAGEMENT METHOD
    • 数据管理系统和数据管理方法
    • US20080091736A1
    • 2008-04-17
    • US11871283
    • 2007-10-12
    • Kazumi SawayanagiYoshiyuki TamaiTakeshi MinamiHidetaka Iwai
    • Kazumi SawayanagiYoshiyuki TamaiTakeshi MinamiHidetaka Iwai
    • G06F17/30
    • G06F21/608G06F21/606G06F2221/2115H04L63/0428H04L63/1416
    • A data management system for encrypting management object data and storing the encrypted management object data, and for outputting the management object data, the data management system comprising: an output abnormality detection part for detecting an output abnormality occurring in a terminal device specified for outputting the management object data; a proxy destination determination part for, when the output abnormality detection part detects the output abnormality, determining a proxy processing terminal device from among the plurality of terminal devices, the proxy processing terminal device being for outputting the stored management object data instead of the terminal device having the output abnormality; and a decryption/encryption part for, when the proxy destination determination part has determined the proxy processing terminal device, decrypting encrypted management object data that has been generated by encrypting the management object data, and further encrypting the resultant decrypted management object data that is decryptable by the proxy processing terminal device.
    • 一种数据管理系统,用于加密管理对象数据并存储加密的管理对象数据,并且用于输出管理对象数据,所述数据管理系统包括:输出异常检测部分,用于检测在用于输出 管理对象数据; 代理目的地确定部,用于当所述输出异常检测部检测到所述输出异常时,从所述多个终端装置中确定代理处理终端装置,所述代理处理终端装置用于输出所存储的管理对象数据而不是所述终端装置 输出异常; 以及解密/加密部分,用于当代理目的地确定部分已经确定代理处理终端设备时,通过加密管理对象数据来解密已经生成的加密的管理对象数据,并进一步加密所解密的解密的管理对象数据 由代理处理终端设备。