Mid last year I gave a talk together with Christopher Seidl about how to use the Keil uVision 5 to implement secure device management based on the Arm Pelion platform, which uses the LwM2M protocol under the hood. Christopher did the hands-on session.
Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) are popular communication security protocols. They have a long history of securing application traffic for web and smartphone applications. Today, they are also used extensively to secure Internet of Things (IoT) communication. At Arm, for example, we use TLS and