Over the past decade, sign?cant advances in wireless communication and c- puting technologies have led to the proliferation of reliable and ubiquitous - frastructure and infrastructureless wireless networks all over the world, as well as a diverserangeof new applications, such as mobile social networking, and the surveillance and protection of critical infrastructures and environments. At the same time, these applications have raised new challenges ranging from the t- oretical foundations of these systems, algorithms and protocol design, security andprivacyto...