information security is one of the most important enterprise assets. for any organization, information is valuable and should be appropriately protected. also, security is to combine systems, operations, and internal controls to ensure the integrity and confidentiality of data and operation procedures in an organization. knowing the fact that with serious threat of unauthorized users on the int...

Abstract— In order to provide complete security in a computer system and to prevent intrusion, intrusion detection systems (IDS) are required to detect if an attacker crosses the firewall, antivirus, and other security devices. Data and options to deal with it. In this paper, we are trying to provide a model for combining types of attacks on public data using combined methods of genetic algorit...

computer spying is considered as a crime, inducing computer as a criminal subject and material part of it. it is not possible, before discovering computer, so, most countries have no passed rules a bout it. internal law of our country has investigated activities such as illegal attaining into secret data ,damaging security and national interests 'in case of disclosing them, as computer spy...