| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a file server system for facilitating setting of a security policy and an access operation and controlling an information flow according to the level of a user. <P>SOLUTION: In the system comprising a file system 4 constituted of objects such as files and directories and a file management module 2, a policy data storage part 3 and a request control module 2 are provided. The policy data storage part 3 is provided with a role management table 31, a scheme management table 32 and an access control table 33. The user role of the object is retrieved by the access control table 33, a scheme kind is retrieved by the scheme management table 32, the role of a request user is retrieved by the role management table 31, the accessibility to the object is determined and the information flow is controlled according to the scheme kind. <P>COPYRIGHT: (C)2007,JPO&INPIT |
