【摘要】 随着计算机病毒种类和数量的快速增加,计算机病毒渗透到了信息社会的各个领域,给计算机系统和信息安全带来了巨大的破坏和潜在的威胁。目前常用的杀毒技术是利用病毒码扫描方法,检查文件是否含有病毒。但是这种传统的杀毒技术只能对已知病毒进行有效查杀,对未知病毒却毫无办法。文中介绍了计算机反病毒的主要技术并从计算机内部的文件特征入手,提出一种防御计算机未知病毒的新对策,在Windows XP和Windows 2000中的运行结果证明可以实现对未知病毒的防范并有着很好的发展前景。更多还原

【Abstract】 With the increasing variety and quantity,computer virus have permeates through each field of the information society and brings enormous destruction and potential threat to computer system and information security.The commonly used virus-killer technology makes use of the method of virus code scanning to check whether the file contains virus,but this traditional technology can only find out and kill the known virus effectively and do nothing with the unknown ones. Introduces the main anti-virus technology and puts forward a new countermeasure of preventing the unknown virus based on the characteristic of file in the computer.The operation result in Windows XP and Windows 2000 has proved its feasibility and good prospect.更多还原