You have a Microsoft 365 E5 subscription.
You have a Microsoft Entra tenant named contoso.com.
Your company collaborates with a partner company that has a Microsoft Entra tenant named fabrikam.com.
You need to ensure that email sent to fabrikam.com always uses TLS and is sent only if the email server certificate of fabrikam.com is validated.
What should you do?
JambonBlanc
2 months ago