Aiming at the characteristics of huge knowledge points, strong practicality and diversity of software security course, adhering to the “Π” scheme for emerging engineering education, based on Tencent classroom, Tencent conference and Lan ink cloud class, and guided by BOPPPS teaching model and deep learning theory, “three preparations before class, five channels in class and five tracking after class” is proposed. Three preparations before class and five tracking after class serve the five channels in class. Five channels in class take live teaching as the core, and teach students knowledge through five channels. Practice has proved that this mode can effectively solve the problem of teaching a large number of knowledge in limited class hours, improve students\' practical ability and enhance the effect of classroom teaching.