This paper presents a review on Intrusion Detection Systems, a technology that monitors the network to avoid any such attacks and can monitor the system activities for potential breach of security policies.
In this digital age, billions of people have access to internet. With growth in internet users, there is subsequent increase in the number of network attacks. User device and data in the networks are under risk. The act of gaining access to a system without permission is called intrusion. Therein comes Intrusion Detection System (IDS), a technology that monitors the network to avoid any such attacks. IDS can monitor the system activities for potential breach of security policies. In this paper, we present a review on Intrusion Detection Systems.