Data Privacy Management, Cryptocurrencies and Blockchain Technology ESORICS 2018 International Workshops, DPM 2018 and CBT 2018, Barcelona, Spain, September 6-7, 2018, Proceedings - Garcia-Alfaro, Joaquin; Garcia-Alfaro, Joaquin; Herrera-Joancomartí, Jordi; Herrera-Joancomartí, Jordi; Livraga, Giovanni; Livraga, Giovanni; Rios, Ruben; Rios, Ruben (Springer International Publishing : Imprint: Springer, 2018)