Xinli Network Lab of China's Xi'an Jiaotong University has recently succeeded in developing a "black box" capable of protecting key business network security. According to the person in charge of the study, the network security system, which is developed by Chinese technical staff themselves who own the copyright, has passed the rigorous test of the Chinese Ministry of Public Security.

The comprehensive network security system, named "network policeman", adopts a security supporting system that combines software with hardware and can provide comprehensive security protection for various TCP /IP-based networks.

Experts believe that the successful development of this system will help greatly reduce network risk in the key departments, such as finance and securities, which have important data needing protection. Meanwhile, it will also raise the security of China's network. system to a higher level.