Abstract
The hacker forever is the security world of predators, instead only hackers technical can promote the development of network security, both complement each other. But in front of the now numerous network hacker, the enterprise should do exactly what things can be safe undertakes after all? This is a real problem. Especially for a large and medium-sized enterprises speaking, if not a good network protection system, so easily be hackers attacked by and invasion, then time for the company is a big loss, while in the global scope, aiming at important information resources and network infrastructure intrusion activities and attempting to the intrusions number continues to increase, the network attack and intrusion activities on national security, economic and social life caused great threat, network security has become the world today's common focus, the importance of network security is self-evident.
In my this dissertation will of the hacker of generation, development history and hacker attacks network some commonly used software and technology for detailed description, how it in an enterprise prevent hackers and steal important documents and commercial secret, so as to build up an enterprise nets prevent hackers network security solutions.
Keywords: network security, Hackers, Safety management; attack
