HOME UNIT 1 UNIT 2 UNIT 3 UNIT 4 UNIT 5 CoAP The CoAP protocol is a web transfer protocol which is used in constrained nodes or networks such as WSN, IoT, M2M etc. Hence the name Constrained Application Protocol. The protocol is targeted for Internet of Things (IoT) devices having less memory and less power specifications. As it is designed for web applications it is also known as "The Web of Things Protocol". It can be used to transport data from few bytes to 1000s of bytes over web applications. It exists between UDP layer and Application layer. Following are the features of CoAP Protocol: • It is very efficient RESTful protocol. • Easy to proxy to/from HTTP. • It is open IETF standard • It is Embedded web transf...