Access control system, access control device, program and recording medium
    1.
    发明授权
    Access control system, access control device, program and recording medium 失效
    访问控制系统,访问控制装置,程序和记录介质

    公开(公告)号:US08433917B2

    公开(公告)日:2013-04-30

    申请号:US12336313

    申请日:2008-12-16

    IPC分类号: G06F21/00

    摘要: Effective utilization of a database while protecting a data provider's privacy is accomplished by an access control system which controls access to a database in which open information and secret information about a data provider are stored while being related to each other has an output request acquisition section which obtains an output request for output of information generated by accessing the database, a plural-term output authorization section which prohibits output of information generated by combining the open information and the secret information in output information requested to be output according to the output request, and which permits output of information generated by using the secret information without using the open information, and an output section which outputs the information in the output information permitted by the plural-term output authorization section to be output.

    摘要翻译: 在保护数据提供者的隐私的同时有效利用数据库是通过访问控制系统来实现的,该访问控制系统控制对数据库的访问,其中在数据库中存储关于数据提供者的开放信息和秘密信息彼此相关,具有输出请求获取部分 获取对通过访问数据库生成的信息的输出的输出请求;多项输出授权部,其禁止根据输出请求将请求输出的输出信息中的打开信息和秘密信息组合而生成的信息的输出;以及 其允许通过使用秘密信息而不使用开放信息生成的信息的输出;以及输出部,其输出由多项输出授权部分允许输出的输出信息中的信息。