| Situation | A former employees Proofpoint account status is disabled, but Proofpoint still processes and passes mail on to the mail server. How to enable/disable user in Azure and Proofpoint? Why are mail emails being rejected for not-Active Accounts / Disabled Accounts in Azure. |
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| Solution | Proofpoint is honoring the Not Active/Active flag within Azure. See below for instructions on how to enable mailflow for Block Sign-In set accounts in Office 365. Accounts in Proofpoint that are active or enabled are considered licensed and is being billed. A disable or inactive user is not using a license, so it is not being billed and there is NO email flow for disable accounts |
Why Are My Emails Being Rejected For Non-Active In Proofpoint/Disabled Accounts In Azure ?
There has been a change in the behavior of Proofpoint Essentials, where we are now honoring the Disabled flag given by Azure.
Accounts that are Block Sign-In in Azure from logon, will be replicated and Not Active in Proofpoint. This will also prevent mail-flow to that address.
To access the Block Sign-In setting within Office 365:
- Open Exchange Admin Center.
- Navigate to Active Users and search for the mailbox.
- Click on the address.
- Block Sign-In can be seen.
- If you are experiencing mail flow issues to accounts, check if the Block Sign-In setting is set to Disabled or Active. Active will need to be set to allow mail flow.
- If set to Block Sign-In , the account in Proofpoint will be honored and set to Not Active.
How To Enable Mailflow For Block Sign-In Set Accounts In Office 365:
Within Proofpoint:
- Navigate to User Management > Users.
- Set the account from Not Active to Active by selecting Activate User.
- Navigate to User Management > Import & Sync > Azure Directory Sync.
- Click Save & Run Sync Now.
- Under Adding/Updating, click Exempt From Sync on the right side of the window.
- Click Sync Active Directory.
This prevents future syncs from converting the A