Intrusion Detection Essay Example | Topics and Well Written Essays - 500 words

Intrusion Detection - Essay Example There are different evils also associated to these network structures also. Personal information theft, business information hacking and virus attacks are the contemporary problems organizations are facing nowadays in the network communication and data transfer areas (Frederick, 2002). Because of the rising amount of intrusions and since the local networks and Internet have turned out to be so ubiquitous, businesses more and more applying a variety of systems that monitor Information Technology security breaches (Sans, 2009). Network Intrusion as its name represents, attempts to identify attempted or applied intrusions into network and to establish suitable actions for the intrusions. Intrusion detection includes an extensive collection of methods that differ on several axes. A few of these axes comprise: (Silberschatz, Galvin, & Gagne, 2004): The types of input inspected to identify intrusive action. These could comprise user shell commands, process system calls, as well as network packet headers or contents. Several types of intrusions might be identified only by correlating information from various such sources. The variety of action capabilities. Basic and straightforward types of actions consist of changing an administrator of the possible intrusion or in some way halting the potentially intrusive action, for instance, killing a course of action engaged in actually intrusive activity. In a complicated type of action, a system might clearly redirect an intruder’s action to a trap. A false resource exposed to the attacker with the aim of observing and gaining information about the attack; to the attacker, the resource appears real. These levels of freedom in the design of space for detecting intrusions in systems have brought an extensive variety of solutions acknowledged as intrusions detection systems (IDS) (Silberschatz, Galvin, & Gagne, 2004). The