Patent ID: 8340296
Filing Date: 2012-12-25
Classification: G06F,G06Q,G07F,H04L

Abstract:
1. A system for registering and verifying a smart card certificate for users moving between public key infrastructure domains, comprising: a smart card for storing a first certificate of a first domain; a terminal located in a second domain to transmit a certification response using the first certificate of the smart card and to transmit a second certificate of the second domain to the smart card with respect to the transmitted certification response; and a second certification authority located in the second domain, wherein the second certification authority transmits its own public key to the terminal, and the terminal transmits the public key of the second certification authority to the smart card, and the smart card verifies the terminal by verifying the second certificate by using the public key of the second certification authority, wherein the first domain is different from the second domain, and wherein the second certification authority verifies the certification response transmitted through the terminal, creates the second certificate to be stored in the smart card and transmits the created second certificate to the terminal.