Snort is theforemost OpenSourceIntrusionPreventionSystem (IPS) inthe world.Snort IPS usesa series ofrules that helpdefinemaliciousnetworkactivity anduses thoserules to findpackets thatmatch againstthem andgeneratesalerts forusers. Snortcan be deployedinline to stopthese packets,as well. Snorthas threeprimary uses:As a packetsniffer liketcpdump, as apacket logger— which isuseful fornetwork trafficdebugging, orit can be usedas a full-blownnetworkintrusion pr