Abstract: According to the analysis of the current situation of network information security curriculum practice, it shows that it is necessary to construct the practice teaching system for all the courses and propose a research scheme. This paper was explored and developed from three aspects: teaching construction, reasonable arrangement of practice teaching content and extended practice. It has proved that the teaching scheme that centered around training practices can make students play an independent role, develop their sense of innovation, practical ability and applying knowledge-ability, so as to fully improve students’comprehensive quality and professional skills.