The Book provides an overview about IOT, discussing the technologies, protocols and various application issues. IOT is a collection of a number of technologies like smart sensors, RFID ,communication technologies and Internet Protocols .The basic idea is to have a network made up of physical objects with electronics, software, sensors and network connectivity that enables collection and exchange of data between these objects.Year-over-year, the number of IoT devices increased 31% totalling to 8.4 billion in 2017 and by 2020 the count is estimated to go to 30 billion. The current progress in...