“Information Security” sets up a tutorial which is different from previous experiment, selecting a number of hot topics in recent years, such as biometrics for authentication, wireless Ad hoc network security, etc. Several classmates of one group, collected materials and made PowerPoint by their own, and then gave an oral presentation in front of the class, other classmates asked questions after presentation. This not only trained the students’ ability to solve real problems by themselves, but most important thing is that they obtained teamwork experience. At the same time, how to make a good PowerPoint is also a skill, which has a positive significance for the design of graduation and the future profession job