IPTV Micropayment System Based on Hash Chain Using RFID-USB Module

The mobile payment refers that the transactions are realized by mobile terminals, such as a mobie phone, PDA, mobile PC and so on. This paper proposes a hash-chain based small money payment system which guarantees an anonymity of user by secret signing one time in the procedure of withdrawing route value through RFID-USB module for a mobile user who receives IPTV weddingTday service to increase convenience and protection of user´s information using RFID tag. The proposed protocol has security agent between RFID tag and RFID-USB for RFID tags to practice Plug-and-Play function so that a process of registration, withdrawing, and payment are practiced. In the proposed protocol, an agent of RFID tag and RFID-USB logically activates and plays a role of inter-operation for many RFID tags to interlock RFID-USB.