Forum Discussion
Customize recipient notification
In the EAC->Mailflow->Rules, does anyone know if it's possible to include the from email address and subject line in the message sent to a user when an email is blocked? For instance, I have a rule t...
No, not possible with the OOTB functionality. To get something like that, you'd need a custom transport agent, and such are not available in Exchange Online. Unless you want to redirect the mail flow to another system, before delivering it to O365.