Set Up SpamAssassin on CentOS/RHEL to Block Email Spam
Previously we discussed 7 effective methods for blocking email spam with Postfix on CentOS/RHEL. In this tutorial, we are going…
Set Up OpenDMARC with Postfix on CentOS/RHEL to Block Email Spoofing
In previous articles, we discussed several effective tips to block email spam. This tutorial will be showing you how to…
Install and Configure OpenDKIM on CentOS 8/RHEL 8 Mail Server
Previously I showed you how to set up SPF and DKIM on CentOS/RHEL mail server. Two common pieces of software…
Host Multiple Mail Domains in PostfixAdmin on CentOS/RHEL
This tutorial will be showing you how to set up multiple mail domains (virtual hosting) on CentOS/RHEL server with PostfixAdmin,…
Enable and Configure Postscreen in Postfix to Block Spambots
In previous tutorials, we discussed how to set up a mail server from scratch on Linux (Ubuntu version, CentOS/RHEL version).…
How to Easily Set Up a Mail Server on Debian 10 Buster with iRedMail
Setting up your own email server on Linux from scratch is a pain in the butt, if you are not…
Use Postfix Transport Map & Relayhost Map For Flexible Email Delivery
In previous tutorials, we discussed how to quickly set up a full-featured mail server using iRedMail or Modoboa, and we…
Run Apache, Nginx & HAProxy on Same Server (Debian, Ubuntu, CentOS)
If you’re a server admin, you probably have a web server of your choice like Apache, or Nginx. Apache is…
Install Roundcube Webmail on CentOS 8/RHEL 8 with Apache/Nginx
Roundcube is a free open source, full-featured webmail client written in PHP. A webmail is a mail client in your…
Part 4: Set Up SPF and DKIM with Postfix on CentOS 8/RHEL 8 Mail Server
After completing part 1 and part 2, we have a working Postfix SMTP server and Dovecot IMAP server. We can…
Part 3: PostfixAdmin – Create Virtual Mailboxes on CentOS 8/RHEL 8 Mail Server
In previous articles, we discussed how to set up your own mail server on CentOS 8/RHEL 8 from scratch. In…
Part 2: Install Dovecot IMAP Server on CentOS 8/RHEL 8 & Enable TLS Encryption
This is part 2 of building your own email server from scratch on CentOS 8/RHEL 8 tutorial series. In part…
Run Your Own Email Server on CentOS 8/RHEL 8 – Postfix SMTP Server
Why run your own email server? Perhaps you have a website, which needs to send emails to users, or maybe…
How to Set Up Postfix SMTP Relay on CentOS with Mailjet
This tutorial is going to show you how to set up Postfix SMTP relay with Mailjet on CentOS/RHEL. Postfix is…
Set Up Your Own BIND9 DNS Resolver on CentOS 8/RHEL 8/Rocky Linux 8/Alma Linux 8
This tutorial will be showing you how to set up a local DNS resolver on CentOS 8/RHEL 8, with the…
How to Install CentOS 8 on VPS in VNC Mode
This tutorial is going to show you how to install CentOS 8 on a VPS (virtual private server) in VNC…
How to Host Multiple Mail Domains in PostfixAdmin on Ubuntu
This tutorial will be showing you how to set up multiple mail domains (virtual hosting) on Ubuntu server with PostfixAdmin,…
Set Up OpenConnect VPN Server (ocserv) on CentOS 8/RHEL 8 with Let’s Encrypt
This tutorial is going to show you how to run your own VPN server by installing OpenConnect VPN server on…
Part 3: PostfixAdmin – Create Virtual Mailboxes on Ubuntu Mail Server (PostgreSQL)
In previous articles, we discussed how to set up your own mail server on Ubuntu from scratch. In part 1…
How to Install and Use Atomic Wallet on Linux
Atomic wallet is a universal multi-assets cryptocurrency wallet. It can run on Linux, macOS, Windows, Android, and iOS. In this…
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