An new kind of dynamic commercial activity which electronic commerce is under which latter-day information technology and the management activity will unify the background arises at the historic moment, it participates in the commercial activity all quarters,the merchant,the customer,the financial organ and the government and so on using the computer network unifies,will realize on thoroughly the transaction electrification.An kind of electronic commerce model that corporation to Customer (Business to Customer,B2C),which using internet as its primary instrumentality through merchant or corporation provide consumer with merchandise and servings,it's the first arisen electronic commercial model in china at the same time. In the long term,B2C electronic commerce will achieved double-quick development and occupied the main position of electronic commerce realm finally. However, the faithfulness, secure payment and the logistics have become the three bottleneck problems which affect the development of B2C electronic commerce in chianl,due to some deficiency exist in the trading model and secure technology of B2C electronic commerce.How to solve these problems by the innovation of business models and the amelioration of secure technology, accelerate the rapid and steady development of electronic commerce in china is very exigent.This article briefly introduce the electronic commerce basic concept and the current development tendency, through the analysis of B2C electronic commerce model, find the causation which cause the bottleneck problems that affect the development of B2C electronic commerce in chianl to be exist,then ameliorate the quondam commerce trading model wich a bring-in Secure Electronic Transaction Center,bring forward the institutional project to solve the bottleneck problems.At the same time,this article provides a further research on the operating rules and the encryption technologies used by SET(Secure Electronic Transaction) protocol,while the study explores the electronic commerce transaction process on the basis of SET and its concerning security. Find the technical causation which cause the bottleneck problems to be exist on the other side,then unite with the ameliorated commerce model,with regard to some deficiencies in practical use of SET protocol,some development and improvement are made to SET, the transaction process of new project is maken certain. An comprehensive project which is united with institution and technology to solve the bottleneck problems is framed in conclusion.It's prove up to the hilt that the comprehensive project which is united with innovation of business models and the amelioration of secure technology can availably solve the bottleneck problems that exist in the B2C electronic commerce, accelerates the rapid and steady development of electronic commerce in china. |