.@Azure IoT hub is changing it's root certificate in February 2023, and this is going to an interesting problem I am going to look into... Patching certificates on #cellularIoT devices is an interesting challenge. https://techcommunity.microsoft.com/t5/internet-of-things-blog/azure-iot-tls-critical-changes-are-almost-here-and-why-you/ba-p/2393169