In this article we will walk you through the installation and configuration of a mail server with virtual domains and users using Postfix, Dovecot and OpenDKIM on an Ubuntu VPS. By using virtual domains and users, you can set up unlimited email accounts without creating system users. This should work on other Linux VPS systems as well but was tested and written for Ubuntu.
How to install ownCloud 6 on a Linux Virtual Server
OwnCloud is free and open source file sharing and collaboration software which provides access to your files through a web interface or WebDAV.
This install guide assumes that Apache, MySQL and PHP are already installed and configured on your Linux virtual server.
At the time of writing this tutorial, ownCloud 6.0.2 is the latest stable version available and it requires:
How to install VirtueMart with Joomla on a Linux VPS
VirtueMart is an easy to use open source e-commerce component for the Joomla CMS. It offers plenty of features to create and maintain a website store with an unlimited number of categories, products, orders etc.
This install guide assumes that Apache, MySQL and PHP are already installed and configured on your Linux virtual server.
At the time of writing this tutorial, VirtueMart 2.6.0 is the latest stable version available. VirtueMart 2.6.0 is compatible with Joomla 2.5 and it requires:
How to install and use Rkhunter on a Linux server for rootkit, local exploits, malware and backdoors scanning
Rootkits and backdoors are often the worst type of compromise possible. To protect your server against rootkits, backdoors and other security problems it is recommended to install and use Rkhunter on your Linux VPS. Rkhunter (Rootkit Hunter) is a very useful open source software utility that makes various checks on the local system and scans for known rootkits, local exploits, malware and backdoors. Rkhunter checks to see whether the binary files or system startup files have been modified, and performs various checks on the network interfaces, including checks for listening services and applications. Rkhunter runs on most Linux and UNIX systems. It can be run from the command line, but it can also be scheduled to execute on a daily basis as a cron job.
How to install Nagios3 and Check_MK on an Ubuntu 12.04 LTS VPS
The following article guides through the steps of installing and configuring Nagios3 and Check_MK on a Ubuntu 12.04 LTS VPS.
Once deployed, you will be able to monitor your virtual servers and the services running on them.
Nagios3 is a robust and very powerful monitoring system, which in combination with Check_MK will provide you with a nice and easy way to monitor your virtual servers and services.
How to secure your SSH using two-step authentication on CentOS 6
There are several things you can do to secure and protect your SSH. One of them is to use Google Authenticator and create a two-factor authentication on your CentOS VPS. Google Authenticator gives you an extra layer of security by generating time based one-time passwords (TOTP) on your smartphone that you must enter along with your username and password in order to login to the server via SSH.
Install WordPress with HHVM, Nginx and MariaDB on an Ubuntu 12.04 LTS
HHVM is an open-source virtual machine designed for executing programs written in PHP. HHVM stands for HipHop Virtual Machine and it was initially developed by Facebook to boost up their application performance, and for those who don’t know MariaDB is a drop-in replacement for MySQL. In this tutorial we will show you step by step how to install WordPress with HHVM, Nginx and MariaDB on an Ubuntu 12.04 LTS VPS.
Install Dotclear on a CentOS VPS
Dotclear is free and open source web publishing software written in PHP. It is very easy to manage allowing anyone to use it regardless of their technical skills. This blog article will show you how to install Dotclear on your CentOS VPS Hosting account in just a few easy steps.