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How can I migrate from federation to cloud authentication?
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How can I migrate from federation to cloud authentication?
My environment is:
1 domain (e.g. XXXX.com) on 1 on-prem AD (with 2 OU)
2 Entra ID tenants with each domain (e.g. YYYY.com and ZZZZ.com)
1 ADFS
1 Entra ID Connect
Now, I login Microsoft 365 via Entra ID and ADFS.
One OU members belong to YYYY.com and the other to ZZZZ.com.
The domain names are different between on-prem AD and Entra ID, I use e-mail address as the alternative login ID.
Then, I want to migrate federation to password hash sync or pass-through authentication.
However, I heard that the on-prem domain and Entra ID domain have to be the same for migration.
I know dividing on-prem domain into 2 is the good way, but I don't choose this way if there is another way.
How can I achieve migration?
Thank you.