Abstract:

Private network as an important part of the basis of police information technology play in maintaining stability, the fight against crime, public security prevention and control, and other aspects of serving the people a great role, a strong impetus to the development and progress of police work, but also their own security has become increasingly important. Some security incidents in recent years show that the lack of effective protection of private network strategy, a strong need for security top-level design. By developing a layered defense strategy, data exchange and security, business security and safety, the terminal control and audit network access and protection four aspects, the establishment of an overall protection system. Continuously improve safety management framework, with the construction of the security technology department visual management, and ultimately the safety management "visible, keep things under control," the goal, but the protection policy is also applicable to other industries physically isolated network.

Key words: protection strategy, private network isolation, solution