Control: 1.2.3 Ensure that A Multi-factor Authentication Policy Exists for Administrative Groups

Description

For designated users, they will be prompted to use their multi-factor authentication (MFA) process on login.

Enabling multi-factor authentication is a recommended setting to limit the use of Administrative accounts to authenticated personnel.

Remediation

From Azure Portal

1. From Azure Home open the Portal Menu in top left, and select Microsoft Entra ID.
2. Select Security.
3. Select Conditional Access.
4. Click + New policy.
5. Enter a name for the policy.
6. Select Users or workload identities.
7. Check Users and groups.
8. Select administrative groups this policy should apply to and click Select.
9. Under Exclude, check Users and groups.
10. Select users this policy not should apply to and click Select.
11. Select Cloud apps or actions.
12. Select All cloud apps.
13. Select Grant.
14. Under Grant access, check Require multifactor authentication and click Select.
15. Set Enable policy to Report-only.
16. Click Create.

After testing the policy in report-only mode, update the Enable policy setting from Report-only to On.

Default Value

By default, MFA is not enabled for any administrative accounts.