Patent ID: 7752655

Claim:
An access control device connected via a network to a plurality of electronic devices including a first electronic device and a second electronic device which execute a predetermined application in association with each other, the device comprising: an authority information generating section for generating authority information which is information which defines authority with which the first electronic device requests access to the second electronic device, wherein the authority information includes an application secret key generated corresponding to an application executed by the first electronic device, and an access list which lists a function of the application given authority for accessing the second electronic device; a permission information generating section for generating permission information which is information for determining whether or not the second electronic device gives access permission to the access request based on the authority information from the first electronic device, in relation with the authority information, wherein the permission information includes an application public key generated in a pair with the application secret key, and the access list; a communication section for communicating with the plurality of electronic devices via the network; a reception control section for receiving a request for generation of the authority information via said communication section from the first electronic device, and instructing said authority information generating section to generate the authority information; an access information storing section for storing the authority information and the permission information; and a transmission control section for transmitting, via said communication section, the authority information to the first electronic device and the permission information to the second electronic device.