With the rapid development of computer science, its education mode also changes a lot. Teaching and learning are not restricted by the physical distance with the help of the networking. Remote education becomes more popular because of its convenience and resource saving. Meanwhile, the network security is a hotspot in the world for the rapid and wide using of the network. In this paper, we share our experiences on a practice of information security theory curriculum based on the networking technology. We developed a remote education platform which has been used in our curriculum. The statistic results show that most students are quite satisfied with this remote education platform and show great learning effect on the information security theory curriculum.