Forum Discussion
Send Mail (SMTP) through Office 365 with MFA
We have a web server that needs to be able to send emails as users (FROM field); however, we have noticed that if the user account is protected with MFA, the message is rejected. Has anyone been abl...
Jeff Harlow , did you solve the issue? I am facing exactly the same problem here - the send-mailmessage was working at smtp.outlook365.com before enabling 2FA and after that I receive the same message you mentioned with no other changes. I also tried to use application specific password without success.
We are using Option 3 now. Just configured the connector to allow the IPs for servers (in our case our external IP) to send mail and all works. No authentication required. Kazu1301
Jeff Harlow thanks for your quick answer. I will consider the solution 3. The error message is very misleading. If the implementation of 2FA was not the only change made, I would misunderstand it and check other possibilities. Anyway, thanks a lot!