Email authentication in Microsoft 365 | Microsoft Learn
https://learn.microsoft.com/en-us/microsoft-365/security/office-365-security/email-authentication-about?view=o365-worldwide
Tip Microsoft 365 customers can use the following methods to allow messages from senders that are identified as spoofing or authentication failures: As a Microsoft 365 organization with mailboxes in Exchange Online, or a standalone Exch… This section describes why you need SPF, DKIM, and DMARC for domains on the internet.
Tip
Microsoft 365 customers can use the following methods to allow messages from senders that are identified as spoofing or authentication failures:
As a Microsoft 365 organization with mailboxes in Exchange Online, or a standalone Exch…
This section describes why you need SPF, DKIM, and DMARC for domains on the internet.
DA: 36 PA: 57 MOZ Rank: 82