M4IOT 2018 - Proceedings of the 2018 Workshop on Middleware and Applications for the Internet of Things, Part of Middleware 2018 Conference 10 December 2018, Pages 15-18 2018 Workshop on Middleware and Applications for the Internet of Things, M4IOT 2018, Part of Middleware 2018 Conference; Rennes; France; 10 December 2018 through 11 December 2018; Code 144683 The work described here was funded by the award made by the RCUK Digital Economy programme to the University of Aberdeen (EP/N028074/1) and City, University of London (EP/N028155/1).Postprint