Research Directions in Security and Privacy for Mobile and Wireless Networks.- Pervasive Systems: Enhancing Trust Negotiation with Privacy Support.- Applying Trust in Mobile and Wireless Networks.- A Framework for Computing Trust in Mobile Ad-Hoc Networks.- The Concept of Opportunistic Networks and their Research Challenges in Privacy and Security.- On Performance Cost of On-demand Anonymous Routing Protocols in Mobile Ad Hoc Networks.- Computer Ecology: Responding to Mobile Worms with Location-Based Quarantine Boundaries.- Approaches for Ensuring Security and Privacy in Unplanned Ubiquitous Computing Interactions.- An Anonymous MAC Protocol for Wireless Ad-hoc Networks.- Hardware/Software Solution to Improve Security in Mobile Ad-hoc Networks.