Research Of Online Payment Based On USBKey

With the development of economic and continuous improvement of information infrastructure, E-commerce developed with high speed dues to the advantages of being swift and convenient. However, E-commerce online payment security and commonality is two major obstacles, which restrict the progress of electronic commerce currently. On base of study online payment system and USBKey, this thesis presents a new online payment scheme based on USBKey, the basic framework of this scheme is PKI system, which adopt secure payment protocols based on PKI, have some security and versatility. This thesis Combined with various existing online payment tool gives the practical application of online payment options of USBKey. This thesis also analyzes the attack and protection of USBKey, provides an improved user PIN input scheme to further improve the system's security.