The To manage Exchange, the EmpowerID Exchange Online PowerShell microservice uses Azure AD authentication to call the Azure API. For this to occur, you need register a new application (service principal) for EmpowerID in your Azure Active Directory. This topic takes you through the steps.
How to register an application for the Exchange Online Microservice in Azure AD
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Log in to your Azure portal as a user with the necessary permissions to create an application in Azure AD.
microservice requires a service principal application to be registered in the Exchange tenant to provide Azure AD authentication to the app service that hosts the Exchange microservice.
Register a service principal
In Azure, navigate to your Azure Active Directory.
On the Azure Active Directory navbar, click App registrations.
On the App registrations page, click New registration.
Name the application, select the scope for the application (single or multitenant), and click Register.
Once the application is registered, click Overview and copy the Application (client) ID , and Directory (tenant) ID and Object ID from the application Overview page. These values are used later to to configure AD authentication for the Exchange Online App service.
The next step is to upload the base-64 encoded certificate that you have selected to authenticate to the application. Insert excerpt IL:Azure Cert Requirements IL:Azure Cert Requirements nopanel true Under Manage, click Certificates & secrets.
Under Client secrets, click New client secret. The secret is used by the application to prove its identity when requesting a token.
Enter a Description for the client secret, select when the secret Expires and then click Add.
Copy the secret. You will use it to configure Azure Active Directory Authentication.
Navigate to the Certificates & secrets blade for the application, select Certificates and then click Upload certificate.
Upload the public certificate you downloaded from the key vault.
Under Certificates, click Upload certificate and upload the base-64 encoded certificate.
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