Abstract: Hospital information system is an indispensable part of hospital management. Strengthening computer network security management and protection is of great significance to hospital informatization. Starting from the analysis of the current situation of hospital network security in China, this paper summarizes the hidden dangers and challenges of hospital network security, and puts forward governance strategies in terms of defense in depth system, network architecture evolution, personnel security risk awareness and ability training.

Key words: hospital informatization, network security management,  defense in depth,  risk assessment