Bringing CoAP/DTLS Into The Cloud Build The Iron Ships About 200 years ago, the first thought about building ships using iron. It’s a historical anecdote of that time in 1810, that, figuring out, “iron doesn’t swim”, the British admiralty refused to even hear a proposal on using iron for ships. Today the common sense has changed and the statement from that period seems to be a curiosity. Using CoAP/DTLS/UDP in the internet and cloud has some parallels to those “iron ships”. I work no