From fundamental concepts and theories to implementation protocols and cutting-edge applications, the Handbook of Mobile Systems Applications and Services supplies a complete examination of the evolution of mobile services technologies. It examines service-oriented architecture (SOA) and explains why SOA and service oriented computing (SOC) will play key roles in the development of future mobile services. Investigating current service discovery frameworks, the book covers the basics of mobile services and applications developed in various contexts. The first section provides readers with the required background in mobile services architecture. Next, it details of middleware support for mobile services. The final section discusses security and applications of mobile services.Containing the contributions of leading researchers and academics from around the world, the book: * Introduces a new location-based access control model * Unveils a simple, yet powerful enhancement that enables Web services to locally mana...