Azure IoT Hub developer guide

Azure IoT Hub is a fully managed service that helps enable reliable and secure bi-directional communications between millions of devices and a solution back end.


Some of the features mentioned in this article, like cloud-to-device messaging, device twins, and device management, are only available in the standard tier of IoT Hub. For more information about the basic and standard IoT Hub tiers, see How to choose the right IoT Hub tier.

Azure IoT Hub provides you with:

  • Secure communications by using per-device security credentials and access control.

  • Multiple device-to-cloud and cloud-to-device hyper-scale communication options.

  • Queryable storage of per-device state information and meta-data.

  • Easy device connectivity with device libraries for the most popular languages and platforms.

This IoT Hub developer guide includes the following articles: