7[1]D E Denning. An Intrusion-Detection Model[J].IEEE Transactions on Software Engineering, 1987;SE-13(2) :222-2
8[2]G Vigna,R A Kemmerer. NetSTAT:A Network-based Intrusion Detection Approach[C].Proceedings of the 14th Annual Computer Security Conference,Scottsdale,Arizona, 1998.12
9[3]S Kumar. Classification and Detection of Computer Intrusions[D].PhD Dissertation. Department of Computer Sciences,PurdueUniversity,1995
10[4]J Balasubramaniyan,J Omar Garcia-Fernandez,D Isacoff et al.An Architecture for Intrusion Detection using Autonomous Agents[R].Department of Computer Sciences,Purdue University,Coast TR 98-05,1998
