Patent ID: 8205795
Filing Date: 2012-06-26
Classification: G07F

Abstract:
1. A communication device incorporating an IC chip, wherein the communication device is connected to a financial institution server and a remote server through a network, the communication device comprising: a card issue request portion for requesting the financial institution server to issue a first card; a card information write request portion for receiving first card information corresponding to the first card from the financial institution server and requesting the remote server to write the first card information; and a storage portion comprising a first individual area, a second individual area, and a common area, wherein the first individual area stores the first card information and the second individual area stores second card information of a second card issued by the financial institution server, wherein a unique individual encryption key, unique to the first card information, is required to access the first card information in the first individual area, and wherein the common area stores an individual area identification number for identifying the first individual area and the individual encryption key, and the common area is accessible by using a common encryption key recorded in the remote server.