Patent ID: 8239681
Filing Date: 2012-08-07
Classification: H04L

Abstract:
1. An information processing device regarding which access as to data held by the information processing device itself, in a plurality of regions wherein information managing methods mutually differ, is requested from another information processing device, said information processing device comprising: authenticating means to perform authenticating processing of said other information processing device by an information managing method of said plurality of regions, with regard to an access destination as to a predetermined region within said plurality of regions, out of access destinations of said other information processing device; receiving means to receive an access license ticket including an access code indicating data for said other information processing device to access and a check digit, from said other information processing device that is authenticated by said authenticating means as a valid partner; access license ticket generating key generating means to generate an access license ticket generating key, which is key information for computing a check digit, using check digit computing means to compute a check digit corresponding to the access code described in said access license ticket received by said receiving means, using said access license ticket generating key generated with said access license ticket generating key generating means; and access license ticket validating means to validate said access license ticket received by said receiving means, using said check digit computed by said check digit computing means.