Extremely simple MTA to get mail off the system to a mail hub
A secure, effective and simple way of getting mail off a system to your mail hub. It contains no suid-binaries or other dangerous things - no mail spool to poke around in, and no daemons running in the background. Mail is simply forwarded to the configured mailhost. Extremely easy configuration.
sudo vi /var/snap/ssmtp-gael/current/ssmtp.conf
Create aliases (if needed)
sudo snap alias ssmtp-gael.ssmtp ssmtpsudo snap alias ssmtp-gael.ssmtp sendmailsudo snap alias ssmtp-gael.ssmtp mailq
New build to resolve CVE-2021-20231/CVE-2021-20232/USN-5029-1
For versions of Ubuntu between 14.04 LTS (Trusty Tahr) and 15.10 (Wily Werewolf), as well as Ubuntu flavours that don’t include snap by default, snap can be installed from the Ubuntu Software Centre by searching for snapd.
Alternatively, snapd can be installed from the command line:
sudo apt update
sudo apt install snapd
Either log out and back in again, or restart your system, to ensure snap’s paths are updated correctly.
To install ssmtp-gael, simply use the following command: