Chip electronic commerce (CEC). System structure of CEC is discussed and the cardholder system, the interface of EMV and SET, is studied. Two feasible implemented schemes are put forward and properties of them are compared.

• 芯片电子商务：系统地分析芯片电子商务的流程和体系结构，研究了作为EMV和SET之间接口的持卡人系统，提出两个可行的芯片电子商务实现方案，并对这两个方案的特点进行了比较。