The MQTT- An IoT Protocol  (English, Paperback, Dr S Thavamani | U Sinthuja)

Discussions of the Internet of Things (IoT) typically focus on one of a few topics. Chief among them is security: even at this early stage we are awash in stories about manufacturers moving into the field without updating their threat models and the consequences of this gap in their thinking. Researchers are hacking cars, finding security flaws in connected toys, and fretting about botnets composed of baby monitors and personal digital recorders.