Computer security is known as cyber security or security of information technologies. The definition of information security should not be confused with that of "Computer Security", since the latter only deals with security in the computer environment, but the information can be found in different media or forms, and not only in media computer. Computer Security encompasses a series of security measures, such as antivirus software programs, firewalls, and other measures that depend on the user, such as activating the deactivation of certain software functions, such as Java scripts, ActiveX, caring of the proper use of the computer, network or Internet resources. The four main areas covered by computer security: 1. CONFIDENTIALITY: Only authorized users can access our resources, data and information. 2. INTEGRITY: Only authorized users can access our resources, data and information. 3. AVAILABILITY: Data must be available to users when necessary. 4. AUT...