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    • 4. 发明申请
    • Management Service Device, Backup Service Device, Communication Terminal Device, and Storage Medium
    • 管理服务设备,备份服务设备,通信终端设备和存储介质
    • US20080260156A1
    • 2008-10-23
    • US11660105
    • 2004-08-19
    • Akihiro BabaShouji SakuraiSeiichi KondoTatsuji MunakaMariko Sawamura
    • Akihiro BabaShouji SakuraiSeiichi KondoTatsuji MunakaMariko Sawamura
    • H04L9/06G06F21/00
    • G06F21/6209G06F11/1458G06F11/1464G06F11/1469G06F21/34G06F21/88G06F2221/2103G06F2221/2129
    • It is an object to provide a method for invalidation and new registration of a storage medium, a method for backup of data stored in a storage medium and for restoration of backup data to a storage medium, and a method for encryption of and application of an electronic signature to data to be backed up, and for decryption of backup data to be restored and verification of a signature. A service device includes a reception unit for receiving a request for data processing regarding a storage medium from a communication terminal device connected to the storage medium, an authentication unit for performing authentication of whether or not the storage medium connected to the communication terminal device is valid, and a database for storing a public key of the storage medium, wherein, when the reception unit receives a request for invalidation of the first storage medium from the communication terminal device, and the authentication unit authenticates the second storage medium connected to the communication terminal device as a valid storage medium, the database deletes the public key of the first storage medium stored in the database.
    • 本发明的目的是提供一种用于存储介质的无效和新的注册的方法,用于备份存储在存储介质中的数据的方法以及用于将备份数据恢复到存储介质的方法,以及用于对存储介质进行加密和应用的方法 对要备份的数据进行电子签名,以及解密要恢复的备份数据和签名的验证。 服务设备包括:接收单元,用于从连接到存储介质的通信终端设备接收关于存储介质的数据处理的请求;认证单元,用于执行与通信终端设备连接的存储介质是否有效的认证 以及用于存储所述存储介质的公开密钥的数据库,其中,当所述接收单元从所述通信终端设备接收到所述第一存储介质的无效请求时,所述认证单元认证连接到所述通信终端的所述第二存储介质 设备作为有效的存储介质,数据库删除存储在数据库中的第一个存储介质的公开密钥。