Comparing Messaging Techniques for the IoT - Michael E Anderson, The PTR Group, inc. In this presentation, we will discuss the various messaging techniques typically found in the IoT and where you might choose one over the other. Techniques including MQTT, DDS, XMPP, CoAP, REST and more will be described and discussed with respect to their operating modes and how well they are suited for use in the edge device and the border gateways. About Michael E Anderson Mike Anderson is currently CTO and Chief Scientist for The PTR Group, Inc. With over 35 years in the embedded and real-time computing industry, Mike works with a number of RTOS, Linux and Android-based devices in applications ranging from satellites and robotics to SCADA platforms. However, his focus over the past few years has been the use of Linux and Android in embedded sensor applications and the deployment of the Internet of Things.