M365 Changelog: Certificate based Authentication for Security and Compliance Center PowerShell
MC316448 – With this update, which will improve the security of your tenant, Security & Compliance PowerShell will enable configuration of certificate-based authentication to allow unattended App-only access.
When this will happen:
Rollout will begin in mid-February and is expected to be complete by early March.
How this will affect your organization:
If your organization is currently using “Basic authentication” for application access, you will need to migrate to certificate-based authentication prior to mid-February.
What you need to do to prepare:
To migrate to certificate-based authentication, follow these steps:
- Step 1: Register the application in Azure AD
- Step 2: Assign API permissions to the application
- Step 3: Generate a self-signed certificate
- Step 4: Attach the certificate to the Azure AD application
- Step 5: Assign Azure AD roles to the application
Learn more: