On the basis of computer network system structure and normal network safety system, this paper analyzes safety factors in network, gives 4 to 7 layers new safety techniques according to OSI reference model of computer network system structure, introduces
许江.网络安全新思路[J].重庆工商大学学报(自然科学版),2004,(6): XU Jiang. New ideas about network safety[J]. Journal of Chongqing Technology and Business University(Natural Science Edition),2004,(6):