PSSST! The Privacy System for Smart Service Platforms: An Enabler for Confidable Smart Environments. In Muthu Ramachandran, Robert Walters, Gary Wills, Víctor Méndez Muñoz, and Victor Chang (Eds.), Proceedings of the 4ᵗʰ International Conference on Internet of Things, Big Data and Security, (1):57–68, SciTePress, Heraklion, May 2019. [PUMA: Internet_of_Things access_control actuators privacy sensors smart_service_platform stream_processing]