Secure Access to Context-Aware Services in a Smart City

The evolution of the Web to Web 2.0 before and after the Web of Things, has resulted in a transformation of what over the years has been the role of the user. Thanks to this socio-technological evolution, we have seen the birth of the first smart cities, which will be pervaded by services produced and delivered tailored to their citizens. The thesis addresses the key issues that affect the interaction between users and context-aware services within the smart city, with particular attention to the generation, discovery and access control of these services.