Mamoona Jabbar
,Information Security
Topic: Intrusion Detection
, Introduction
Threat to network security
A significant security problem for networked system is, or
atleast unwanted, intrude by the users or software
User intrude can take from unauthorized logon to a machine or, in
case of an authorized user, acquisition of privileges or performance
of actions beyond those that have been authorized.
Software intrude can take from a virus, worm or Trojan horse.