Securing your Ubuntu/Debian based VPS using IPTABLES/Netfilter firewall

securing-your-ubuntu-based-vps-using-iptables-firewallIn the following article we will show you how you can secure and protect your Ubuntu or Debian based virtual server using a firewall application, called iptables.

What is iptables?

It is is a user space application program that allows a system administrator to configure the tables provided by the Linux kernel firewall (implemented as different Netfilter modules) and the chains and rules it stores.

In order to keep down the number of attempted break-ins and to filter the ports opened on your virtual server, it is necessary to properly configure your firewall.

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OpenVPN setup script for Debian and Ubuntu

openvpnOpenVPN is a free and open-source software application that can be used to securely link two or more private networks using an encrypted tunnel over the Internet.  OpenVPN is bound to the OpenSSL library and derives much of its crypto capabilities from it.

Today we will share a script you can use to install and configure OpenVPN on an Ubuntu VPS. The script is pretty much self-explanatory.

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How to install Chive on a Debian Wheezy VPS

logo-bigChive is another web based tool for managing MySQL databases just like the popular phpMyAdmin. It is free and open source tool written in PHP. Chive is used by thousands of customers because its administration is very easy and the user-interface is fast and simple. If you are looking for a replacement for phpMyAdmin, you should definitely install Chive on your Debian VPS.

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How to Install MediaWiki on Debian

How to install MediaWiki on Debian

We’ll show you, How to install MediaWiki on Debian. MediaWiki is an open source PHP-based software application developed by the Wikimedia Foundation. MediaWiki requires Apache web server, PHP 5 and a database server (MySQL, PostgreSQL, or SQLite) installed and running on the server. This is a short tutorial on how to install MediaWiki on a virtual server with Debian Wheezy.

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Install and setup SpamAssassin in Debian 6 (Squeeze)

spamassassinIn one of our previous articles we explained how one can setup and configure a simple but powerful mail server with Postfix, Dovecot, SASL and virtual users in a Debian Squeeze VPS.

In the following article we’re going to implement SpamAssassin into the mail server setup so that it can be used to identify and tag spam email messages.

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