ACCESSORS: A Data-Centric Permission Model for the Internet of Things. In Paolo Mori, Steven Furnell, and Olivier Camp (Eds.), Proceedings of the 4ᵗʰ International Conference on Information Systems Security and Privacy, (1):30–40, SciTePress, Funchal, January 2018. [PUMA: IoT context-sensitive data-centric derivation_transparent fine-grained permission_model]