引言电子商务是现代经济和互联网技术发展的必然产物,改变了传统商业模式。随着互联网在我国的迅猛发展,电子商务逐渐成为一种人们进行商务活动的新模式。然而网上交易面临种种风险,易受到黑客、病毒和木马等攻击,严重时造成交易双方的经济损失。显然安全问题已经成为制约其发展的重要因素, Introduction E-commerce is an inevitable result of the development of the modern economy and Internet technology, changing the traditional business model. With the rapid development of the Internet in our country, e-commerce has gradually become a new model of people’s business activities. However, online trading faces various risks and is vulnerable to attacks by hackers, viruses and Trojans, resulting in serious economic losses on both sides of the transaction. Obviously, the issue of security has become an important factor restricting its development.