| 摘要 |
An authority group definition (121) that defines a combination of utilization authorities as an authority group, user information (122) required to register local user information or to convert externally acquired user information into a format that is available, connection and authentication method information (123) that defines a connection method and an authentication method for the external system etc., and an authority conversion information (124) required to map authority-related items of the externally acquired user information to the authority group. A login process section (111) includes a login screen process section (112) which allows a client PC to controllably display a login screen on a UI (100), a user information acquisition section (113) which acquires user information from basic operation systems (external systems) (130) and (140) and a local server, an authentication process section (114), a user information conversion process section (115), and a user information update process section (116).
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