The security and protection technology research of computer information

Computer network information security is more and more attention in the national life, the reason: much important information is stored on the Internet, once these information leaks out will cause immeasurable losses. The network information will leak out, on the one hand, there are many invaders one thousand ways to want to "see" to some concerned data or information; On the other hand the network own existence safe hidden trouble that made the invaders, succeed. To solve these problems, this paper summarized and put forward some methods and strategies of network information security protection.