Microsoft has done what many would have though unthinkable, just a few years ago – it has launched its own Linux-based operating system as part of its new Azure Sphere cloud and IoT security offering. Perhaps more importantly, Microsoft is now licensing chip designs, aiming to provide the silicon, OS, and then cloud systems that can work together to provide a very secure IoT platform. However, this screams of land-grab ambitions, and is likely to leave rivals concerned. MediaTek is working with Microsoft to deliver the first Azure Sphere chip, which aims to deliver enterprise-class security for cloud-connected devices in the wireless and Internet of Things environments. The MT3620 is the first chip to support Azure Sphere program, which is…