Colleges are the front battleground for ideological war. To secure the dominance and discourse power at college, we, in our teaching, need to keep pace with the times and adjust us to the new media environment. For such purpose, the paper hereby, focusing on the importance, urgency and status quo of ideological security at college, comes up with three main avenues. The first way is to maintain the ideological security in the main channel and the front battle line, i.e., the classroom. The second way is to further students’identification with the Core Values systems and Core Values. The third way is to focus on building macroscopic environment and New Media college campus.