| 摘要 |
An information processing device and method, a recording medium, and a program for providing the latest function to a plurality of applications. A PC (1) reads a UD information file (14) containing the function generation information on a setup program (13) out of a loaded optical disk (3), acquires a UD information file (16) containing the function generation information on a setup program (15) stored in a server (4) over a network (2), compares the function generation information in the UD information file (14) in the optical disk (3), that in the UD information file (16) in the server (4), and that in a UD information registry (12), and updates an application program (11) and the UD information registry (12) by using the setup program corresponding to the latest function generation. The invention can be applied to an information providing system for providing a music contents distribution service having a copyright management function over a network.
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