just as an update, I managed to send email from the out of the box service using the TLS SMTP server and this proxy: https://www.stunnel.org/index.htmlSo far, used in dev only but I think this will do the job.I would still be keen to hear of any real world experiences of using stunnel.

thanks very much for the quick replyI think I'll investigate sourcing an SSL server first, then investigate the custom service option if necessary.thanks

Hi,I need to configure email notifications for certain events, like content creation, rollout and activation. We have to use an office365 smtp server configured to use TLS to send the email.I have configured the Mail Service to use this SMTP server but only see an option for using SSL and not TLS. I...