The intrusion detection and prevention systems are security solutions consisting in software components that are designed to suport the protection for vulnerable information systems and networks. The capabilities of this system are very often associated with firewall. Alerting information will generally include information about the source address of the intrusion, the target/victim address, and type of attack that is suspected. It is important for organizations to be aware of the risks associated with the use of technology and information management and to address positively this issue through employee awareness of the importance of information security, understanding the typology of threats, risks and vulnerabilities specific to computerized environments, and applying adaptive agents to identify intrusions in information networks.