Indeed, interception, information theft, lock systems, damage or alteration of data and programs, can lead to severe economic damages, legal consequences and penalties. The Internet has multiplied the dangers of infection and intrusion: every year hundreds of new viruses, Trojan horses, and worms; programs capable of replication and spread to 'systems of internal. These seemingly harmless software, damaging data and applications, can open the door to intruders and cause system shutdown. Although cyber attacks are increasing: hacker with criminal intent exploit vulnerabilities in browsers and applications to break into systems and take control. Implement security means to activate a continuous cycle of analysis, improvement and verification of defense systems and organizational procedures.
The key points are: