smarthost

Secure SMTP on the horizon 📮

Exchange Online Tenant Authorisation Milter (Mail-Filter)

Dockerized exim for sending mails to smarthost(s)

Postfix configuration file in smarthost (relayhost), for Ubuntu 22.04 LTS

Configure Postfix to use smarthost for mail relaying

A smarthost is a Mail Transfer Agent (MTA) or mail relay that allows third parties to send emails, which are then forwarded to the recipient's email servers.

Lightweight, high-performance SMTP Smart-Host Relay and Direct Mailer written in Go

Ansible role that installs and configures an authenticated relay