Intelligent Vehicle is a new generation of automobile with the combination of intelligence and network，and the difference between the intelligent vehicle and the traditional one is that in addition to the passive safety technology and active security technology，the information security problem is also caused by the application of the network integration technology.This paper expounds the passive safety and active safety of the traditional vehicle，and introduces the importance of the intelligent vehicle information security.Through the analysis of the article，it shows that the research of promoting intelligent automobile information security will become the most important part of the development of intelligent vehicle.