You have an Azure IoT hub named Hub1 and a root certification authority (CA) named CA1. Hub1 is configured to use X.509 certificate device authentication.
You and a custom manufacturing partner complete a proof of possession flow.
You plan to deploy IoT devices manufactured by the custom manufacturing partner. Each device will have a certificate generated by an intermediate C You need to ensure that the custom devices can connect successfully to Hub1.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Correct Answer:

1 - Sign the intermediate CA certificate by using the CA1 certificate.
2 - Sign the device certificate by using the intermediate CA
3 - Deploy the certificate chain to the device.
Reference:
https://docs.microsoft.com/en-us/azure/iot-dps/concepts-x509-attestation