Securing inbound and outbound ports for Azure IoT

The Azure IoT Hub is able to support a high number of IoT devices, all communicating with their own personal secure connection.

The Azure IoT Hub supports both MQTTs, AMQPs and HTTPs as transport protocols. It’s even possible to communication MQTTs and AMQPs over websockets for Azure IoT Edge.

No, it’s not possible to transfer IoT telemetry and commands without TLS supported communication.

But what if a hacker tries to spoof a device, or our IoT Hub?

How can we be sure that received telemetry is coming from genuine devices? And can we limit the device communication to our own Azure resources?

Do you know who you are talking against?

Let’s see how we can make Azure IoT yet a little bit more secure.

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