Discussion of Intrusion Detection Technique and the Safety of Network

Along with the calculator technique particularly the network technical development,it's very big convenience to people in the use of information and resources share.At the same time,people face to cause because of intrust again of the harassment of a series of and safe problem.The technique of intrusion detection is a kind of active protection network resources to don't need to be subjected to the black guest safe technique for attack stone.The IDS(intrusion detection system) is to the beneficial complement of the fire wall,and it can help the network system quickly discovers an attack of occurrence,raised the integrity of the information safe foundation structure.This text elaborated to the concept of intrusion detection,principle of intrusion detection technique and method to carry on a classification and compare to the variety which exists currently,and discussed to the existent problem of intrusion detection technique and its application foreground.