Migration of TPD from One Tenant to Another for Company spinoff.

Sundram Sontirkey 117 Reputation points
2024-08-23T06:00:24.0733333+00:00

It’s been a while since we started using AIP then moved to MIP. Only one department ( TeamA ) is using this feature primarily. As it is a business requirement.  For rest or the people, it is optional.

Now we have a spin off scenario, where TeamA will split and have a separate tenant.

Since only one group is using is primarily. We are thinking of moving the TPD with TeamA. We are expecting that this will provide access to all the documents after splitting off.

Also, we are thinking about the documents that might be left protected in the source end. As tenant key is moved to these documents should not be accessible.

I have the following questions on the above approach.

1.        Is it possible to export the Microsoft Managed Tenant Key and import to the target tenant.

2.        What are other dependencies on this approach

a.        Do we need to migrate the protection template as well ?

b.       How will user permissions get affected during this migration. As upn will may be different in target tenant.

Please provide guidance on the above question and approach.

Thank you in advance for your answers!

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Accepted answer
  1. phemanth 10,330 Reputation points Microsoft Vendor
    2024-08-26T13:37:28.95+00:00

    @Sundram Sontirkey

    Welcome to the Microsoft Q&A and thank you for posting your questions here.

    It’s understandable that you want to avoid using AD RMS. Fortunately, there are alternatives to migrating the TPD without reverting to AD RMS:

    Azure Information Protection (AIP): You can continue using AIP for your protection needs. The key steps involve:

    Azure Information Protection (AIP): You can continue using AIP for your protection needs. The key steps involve:

    • Exporting the TPD: This can be done through a support case with Microsoft.
    • Importing the TPD: Once exported, you can import it into the new tenant without needing AD RMS.

    Considerations:

    • Protection Templates: Ensure that all protection templates are migrated to the new tenant to maintain document protection settings.
    • User Permissions: Update user permissions to reflect any changes in UPNs in the new tenant. This might involve scripting or using tools to automate the process.

    Microsoft 365 Tenant-to-Tenant Migration: This approach can help streamline the migration process. Detailed guidance on this can be found in Microsoft’s documentation.

    By following these steps, you can achieve the migration without needing to switch back to AD RMS.

    Hope this helps. Do let us know if you any further queries.


    If this answers your query, do click Accept Answer and Yes for was this answer helpful. And, if you have any further query do let us know.

    1 person found this answer helpful.

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  1. Vasil Michev 105.6K Reputation points MVP
    2024-08-23T07:36:34.01+00:00

    You can find Microsoft's guidance for tenant-to-tenant scenarios here: https://techcommunity.microsoft.com/t5/security-compliance-and-identity/mergers-and-spinoffs/ba-p/910455

    As mentioned in the article above, you can export the TPD and import it to another tenant, but that requires a support case. There are other methods to consider though, so make sure you go over them.


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