With the rapid development of network technology and information technology, electronic commerce frequently appeared in people' s life and work. More and more enterprises and individual users were dependent on the convenience of e-commerce, high efficiency and low cost. Since electronic commerce was in the open internet, payment information, order information, negotiation information, confidential electronic business documents such as a large number of business information in a computer system in storage, transmission and processing, the electronic commerce was very vulnerable to have an ulterior motive of malicious attacks and destruction, so the realization of e-commerce was the key to guarantee the security of business activities in the process of system. How to establish a comprehensive, secure e-commerce website became a problem which could not be ignored in the development of information technology enterprises.%随着网络技术和信息技术的飞速发展，电子商务频繁地出现在人们的生活与工作中，企业和个人用户也越来越依赖于电子商务的高效、便捷和低成本。由于电子商务是在开放的网络上进行的，支付信息、订货信息、谈判信息、机密的电子商务往来文件等大量商务信息在计算机系统中存放、传输和处理，使得电子商务很容易遭到别有用心者的恶意攻击和破坏，所以要保证商务活动过程中系统的安全性就成为了实现电子商务的关键。
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