Install and Configure MailCow – Best Self Hosted Mail Server

Though there are several mailing solution for self hosted mail server, but installation and configuration can be headache some times. MailCow is fully feature loaded mailing script based on Dovecot, Postfix, SoGo and other open source software. It’s not easy to install, but also provides a modern web user interface for user and server administration. […]

How to Install Free SSL Certificate on Zimbra Mail Server

In the article Install Zimbra Mail Server on CentOS 8, we learned to install Zimbra on CentOS. This article discusses the steps required to install the Let’s Encrypt free SSL certificate in Zimbra. Installing Free SSL Certificate on Zimbra: Method 1 This method is a proven one though you have to manually do all the […]

Install Zimbra Mail Server on CentOS 7/8 Step by Step

Zimbra is a very popular mailing solution used by thousands of big companies as well as organizations including academic institutions. It is developed and maintained by Synacor. It includes many features like email, chat, calendar, etc. Basically, Zimbra is collaborative software known as Zimbra Collaborative Suite (ZCS). It is available in two editions one as Zimbra […]

What are DKIM, DMARC and SPF? How they affect email delivery?

Whenever we talk about email delivery to inbox first thing that pops up in our mind is email security protocols, which are none other than DKIM, DMARC, and SPF. They play key important role inbox delivery. In order to understand what role they play, let’s understand how receiving server concludes a particular email is spam […]

Simplest Way to Configure Postal & Create SMTP + Install SSL

In the article Install Postal SMTP server on Ubuntu 22.04, I already have discussed steps to install Postal Successfully. Now in this article, I will tell you the commands and steps required to configure Postal, create organizations, add domains, create SMTP, etc. Apart from that, I will also discuss the steps required to install an […]