Patent ID: 8341398
Filing Date: 2012-12-25
Classification: G06F,H04L

Abstract:
1. A communication system in which a network device and an information processing device are communicably connected to each other through a network, the network device comprising: a certificate providing unit configured to transmit an electronic certificate for certifying identity of the network device to the information processing device through the network; and a printing unit configured to generate a print image regarding a public key described in the electronic certificate and print the print image regarding the public key, wherein the print image regarding the public key represents the public key described in the electronic certificate, and wherein the print image regarding the public key includes images in which a predetermined number of codes randomly selected from a plurality of codes forming the public key are visually distinguished from codes other than the predetermined number of codes, the information processing device comprising: a certificate reception unit configured to receive the electronic certificate from the certificate providing unit of the network device through the network; an image output unit configured to generate a display image regarding the public key described in the electronic certificate received and output the display image regarding the public key; and an installation unit configured to install the electronic certificate onto the information processing device in response to a fact that the display image regarding the public key is output by the image output unit and a command for installation of the electronic certificate is received.