Patent attributes
A content information image and an information image utilizing system with an access right and an authentication function. In the information image utilizing system (100), copy information image data including identifying information (serial ID, master ID, provider ID, version information, and the like) and attribute information (ownership condition, time limit information, and the like) of the content information image is placed in an information image managing server (1002), enabling an information image providing unit to grasp and manage an owner of the information image. Use of the content information image is limited to a client (1005) satisfying the identifying information and the attribute information retained by the content information image.
