Patent ID: 7780082
Filing Date: 2010-08-24
Classification: G06Q,G07F

Abstract:
1. A reader/writer that accesses one or more of a plurality of first applications, stored in an IC module, in response to an instruction issued from a controller, the controller storing one or more of a plurality of counter-applications, each counter application corresponding to an associated one of the plurality of the first applications, comprising: a memory unit that stores a plurality of IC access authentication information associated with the first applications and a plurality of authentication key information associated with the one or more counter-applications, a control unit that authenticates a selected one or more counter-applications using the authentication key information, and when the selected one or more counter-applications have been authenticated, permits the authenticated counter-application to access the corresponding first application using the IC access authentication information stored in the segment associated with the authentication key information used for the authentication.