Patent ID: 7634481

Claim:
A file creation method which creates a program-addition file at a server for adding a program to a program-initiation recording medium of an information processing apparatus, comprising the steps of: acquiring, through a network communication port of the server, identification information of the program-initiation recording medium and model identification of the information processing apparatus in response to a program adding request received from a computer terminal connected to the information processing apparatus via a network; and creating, at the server, a program-addition file in response to the identification information and the model identification so that starting of the program on the information processing apparatus is allowed by the program-addition file with the program stored in the program-initiation recording medium, wherein the program-addition file comprises a program file, an electronic signature of the program file, a configuration file, and an electronic signature of the configuration file, so that starting of the program on the information processing apparatus is allowed by execution of the program-addition file by the information processing apparatus with the program stored in the program-initiation recording medium.