# postfix ✉️ 🐳 Mail Server http://www.postfix.org/documentation.html ```sh docker run --rm -p 25:25 fphammerle/postfix ``` config docs: http://www.postfix.org/postconf.5.html ```sh docker run --name postfix \ --volume $PWD/main.cf:/etc/postfix/main.cf:ro \ --detach --restart unless-stopped \ --security-opt=no-new-privileges \ --publish 25:25 \ fphammerle/postfix ``` Optionally enable user namespace remapping via docker daemon option `userns-remap`.