Setup Email Server on Ubuntu 20.04

In this guide we will try to setup email server with Postfix (MTA), Dovecot (MDA) and Roundcube as webmail server.

As someone who is coming from years on working with Microsoft Exchange, it was hard for me to find a good replacement for Exchange on Linux. I went through a lot of different combinations on Linux, and this one I’m going to write about today is one of them that I think is worth trying.

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Security Hardening Ubuntu 20.04

I mentioned already few times, and I will mention it again probably – CentOS is no more a viable option for anything that needs stability in my workflow, so I’m focusing on Debian-Ubuntu alternative. First thing you want to do to on every machine, especially if it is internet oriented is – security hardening. I will go here through some of my steps for Ubuntu.

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