Contents transmission method and contents transmission system

A communication method in a communication system comprising:

• providing an information providing server unit, and an administering server unit, the information providing server storing an entity file including a program executed by a terminal unit, the administering server unit storing a security descriptive file including authorization information and location information, the authorization information being used to control access by the program to at least one of a hardware resource, a network resource, and a software resource, the location information including storage location information indicative of a storage location of the entity file;
• transmitting, by the administering server unit, the security descriptive file to the terminal unit;
• and
• transmitting, by the information providing server, the entity file to the terminal unit in response to a request for the entity file from the terminal unit after receipt of the security descriptive file at the terminal unit, the stored location of the entity file being identified based on the location information included in the security descriptive file.

A communication system comprising:

• a terminal unit, an information providing server unit, and an administering server unit, the information providing server storing an entity file including a program executed by the terminal unit, the administering server unit storing a security descriptive file including authorization information and location information, the authorization information being used to control access by the program to at least one of a hardware resource, a network resource, and a software resource, the location information including storage location information indicative of a storage location of the entity file, the communication system further comprising:
• a transmitting unit in the administering server unit, configured to transmit the security descriptive file to the terminal unit;
• a transmitting unit in the information providing server, configured to transmit the entity file to the terminal unit in response to a request for the entity file from the terminal unit after receipt of the security descriptive file at the terminal unit, the storage location of the entity file being identified based on the location information included in the security descriptive file;
• and
• a controlling unit in the terminal unit, configured to control, when the terminal unit executes the program included in the entity file, access to the at least one resource on the basis of the authorization information included in the security descriptive file.