The expression “Internet of Things”(IoT), coined back in 1999 by Kevin Ashton, the British technology pioneer who cofounded the Auto-ID Center at the Massachusetts Institute of Technology, is becoming more and more mainstream. In opening the IoT Week 2013 1 with a pre-recorded video message, 2 Ashton insisted on the realization that IoT is here now; it is not the future but the present. While Gartner identifies IoT as one of the top ten strategic technology trends, 3 Cisco forecasts 50 billion devices connected by 2020, 4 a potential
