Microsoft AzureMS Office 365VEEAM

Adding an organization fails 401: Unauthorized

Adding an organization fails within the 401: Unauthorized and Connect to PowerShell Access Denied errors in Office 365 tenants with enabled Security Defaults

Require MFA (Multi-Factor Authentication) for all users, including administrators & Azure management. Require Azure MFA (Multi-Factor Authentication) registration
Block legacy authentication

Conditional Access: Require MFA for all users
Create a Conditional Access policy

The below steps will help you to create a Conditional Access policy to require All users to perform multi-factor authentication.

Adding an organization fails 401:

1- Signin Microsoft Azure as a security administrator, global administrator, or Conditional Access administrator. Select the Azure Active Directory

azure active directory admin center

2- Select Security under manage tab.

azure active directory dashboard security

3- Under protect tab select Conditional Access.

azure security conditional access

4- Click on + New policy.

azure conditional access policy

5- Type your policy a name. We recommend that institutional create a meaningful standard for the names of their policies.
Select Users and groups Under Assignments

azure conditional create access policy

6- Select Include tab, and then select All users.

azure conditional access new policy

7- Select Exclude tab and then select Users and groups.

azure new policy assignment

8- Select your organization’s emergency access or break-glass accounts and then choose the select button.

azure new policy assignment exclude

9- Select Cloud apps or actions, select Include and select All cloud apps.

azure new policy cloud apps

10- Select the Exclude tab, select excluded cloud apps, choose any applications that do not require multi-factor authentication, and click on the create button.

azure new policy cloud apps exclude

11- Choose the Conditions tab, select Client apps (Preview), and then select Configure to Yes. Under Select the client apps this policy will apply to leave all defaults selected and then select Done.

azure new policy conditions

12- Under Access controls option select Grant, choose Grant access, select Require multi-factor authentication checkbox and select Select.

azure new policy access control

13- Confirm your settings and choose Enable policy to On. Select Save to create to enable your policy.

azure new policy

Modern Authentication with Veeam for office 365

For more details adding an organization denied errors in Office 365 tenants, visit Veeam

Jamil Parvez

Jamil Pervez works as a Network Administrator, based in Kuwait with a Primary focus on Microsoft technologies. Microsoft Certified MCSE, MCTP, MCITP, CCNP, CCIP, CCVP with 20 years of experience in administering Windows Servers, Exchange, VMWare, Veeam B&R, Veritas BackupExec.

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