On Intranet Security of Campus Network

All the time,for the understanding of the security of campus network,most of universities take extranet as a major protectional object.But with the further application of intranet,intranet security has been more and more important.It has been proved that intranet insecurity is far more dangerous than extranet one.This paper briefly talks about the present status of intranet security of campus network and its corresponding secure strategies.