Steps to enable DKIM in Microsoft Office 365:

    1. Login to O365 admin panel.
    2. Go to your Defender account (Security).
    3. On the portal, navigate and click on Policies & rules under Email & collaboration.
    4. On the Policies & rules page, select Threat policies
    5. Select Email Authentication settings.
    6. Now select DomainKeys Identified Mail(DKIM) to open the DKIM page.
    7. On the DKIM page, select the domain you want to enable DKIM for (this is the domain you use to send outbound messages).
    8. You can now toggle the Enable button to start the activation process for DKIM.
    9. Simply click on the Create DKIM keys button to view your keys. 
    10. A pop-up will now display your DKIM records. 
    11. Click on the “Copy” button to copy records to your clipboard.
    12. You would get an error where they provide you some records that need to be placed in DNS. Those records look like as below:        

           Host: selector1._domainkey
           Value: selector1-example-com._domainkey.example.onmicrosoft.com
           Host: selector2._domainkey
           Value: selector2-example-com._domainkey.example.onmicrosoft.com


After you are done publishing the records on your DNS, Go back to the DKIM page on your Defender portal and toggle the “Enable” option.

 


For any further queries, Get it touch with GoDMARC Support Team

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