摘要
Abstract
The computer virus can be spread by using the weakness of the operating system.How to improve the level of the security is an important aspect of safety for the computer system.However,no perfect system there,the more effort done to the security of the system,the less usable and operatable.On the other side,the demand for the information security often make people have to choose no option there.关键词
计算机病毒/互联网/木马/蠕虫Key words
Computer Virus/Internet/Worm/Trojan分类
信息技术与安全科学
