| 摘要 |
PROBLEM TO BE SOLVED: To facilitate an access control to content data. SOLUTION: A server 3 receives an access request to content data from a user terminal 3, and carries out a treatment according to the determination result of accessibility. A content data management program 51 of a content data management system 5 controls content information D1. A content data display program 52 outputs content display file data when the access is permitted, and outputs group registration screen data when the access is not permitted. A log-in management program 53 identifies a user by user specific information. An accessibility determination program 54 receives an access request, reads out a user group which is allowed to access to specified content data from content information D2, searches the user group to which the user belong, and determines the accessibility. A user group management program 55 controls user group information D3. COPYRIGHT: (C)2010,JPO&INPIT |
