ABSTRACT
With the rapid development of computer technology, the computer plays an important role in our daily life and production, a combination of computer technology and communication technology make networks play an increasingly important role in daily life and production, the network has become human communication and the channels of getting information. Network makes people’s day-to-day activities more and more convenient; it also brings a lot of new problems: the spread of computer viruses in the network more and more rampant, if not control, computer virus will make human life and production cause huge losses. More than a decade into the 21st century, infectious diseases on make A series of provocative on human society itself: the epidemic of SARS in 2003, the spread of the avian influenza virus (H5N1) in 2005, H1N1 in 2009 and so on. With the global integration process, convenient transportation promotes the communication of people around the world, and convenient the human activities, but also it speeds up the transmission of the virus. Whether in the social network of human life, or in a computer network, how to stop the spread of the virus or slow down the rate of the spread of the virus, which are one of the hot issues in today’s complex network research.
