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Archives for : Email

Antispam for Email Servers

I already published a while ago an article showing how I set up a server and email using the most common tools for OpenSource environment on Linux. Used Postfix, Dovecot, Postfixadmin, RoundCube and Spamassassin.

Now I will show another tool that is an alternative to Spamassassin which is the MailCleaner, New Year.



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Servidor de Email –; Part 4 ; Postfix 3

Part 1 ; Configure main.cf file

This is the third part of the process of creating the mail server on a CentOS 7 and the first part of the Postfix configuration. If you came here by accident, better read one of the publications below first:

Part 1 ; Installation of packages

Part 2 ; Configuring MariaDB

Part 3 ; Dovecot configuration

Postfix is the most important part of our mail server. He will be responsible for talking with other MTAs for you to receive and send e-mail messages and so that it can be reached it is necessary that he be identifiable by the name of the server or your hostname.



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Servidor de Email –; Part 3 ; Dovecot

This is the third part of the process of creating the mail server on a CentOS 7. If you came here by accident, You should read first the previous publications

Part 1 ; Installation of packages

Part 2 ; Configuring MariaDB

Dovecot is an MDA (Mail Delivery Agent) means is an agent that transport messages from Postfix to virtual message boxes. In this section we will configure the Dovecot installation to force users to use SSL when they connect, in this way never sending passwords in plain text mode.

I always like to keep the original files of any definition for if I end up getting lost while changing settings. I can say that this step is not needed if you are doing this tutorial entirely, However, If you already have a previous configuration and is just improving it I strongly suggest you make copies of your files.

In our case, the configuration files will be in /etc/dovecot/conf.d/. We can then make copies with the command:



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