Welcome to the Secure Mobile Networking Project (20-00-0553-pp) and Lab Exercise (20-00-0552-pr). These courses deal with cutting edge development topics in the area of network security with particular focus on mobile networked systems. Beside a general overview it provides a deep insight into a special development topic. The topics are selected according to the specific working areas of the participating researchers and convey technical and basic scientific competences in one or more research topics.