OPC-UA brings the promise of secure and platform independent M2M communication:
“The OPC Unified Architecture (UA), released in 2008, is a platform-independent service-oriented architecture that integrates all the functionality of the individual OPC Classic specifications into one extensible framework.”
Microsoft invests heavily in OPC-UA by providing several solutions, eg.:
And most of it is open-source!
But it’s hard to get started, what do you need to get data from an OPC-UA Server into the cloud using IoT Edge?
Here is a quick start by using the UPC UA Publisher module.