Guest Editorial: Security, privacy and trust in future networks and mobile computing.

With the boom of Internet, IP-based applications such as WWW and multimedia have become an essential part of our everyday life, and there is an ever-increasing demand for accessing high-speed Internet services anywhere, anytime and all the times. This trend unavoidably has huge impacts on the design of the next-generation future networks. However, security, privacy and trust systems can be obstacles in the presence of a global and heterogeneous future networks