1. Domain Name Server (DNS) Amplification Attack /Domain Name Server (DNS) Amplification Attack Overview A Domain Name Server (DNS) Amplification attack is a popular form of Distributed Denial of Service (DDoS), in which attackers use publically accessible open DNS servers to flood a targe... Read More
2. How To Use Top, Netstat, Du, & Other Tools to Monitor Server Resources How Do I Monitor Process Utilization? top One of the most common tools for checking the resource utilization of processes is "top". Top provides a simple, real-time table of your processes, with the largest consumers on top: top top - 14:45:52 up 2... Read More
3. How to Setup a Multi-Protocol VPN Server Using SoftEther This article explains how to install and configure a multi-protocol VPN server using the SoftEther package. We enable and configure OpenVPN and L2TP over IPSec and SSTP VPN Servers on Linux. What is SoftEther SoftEther VPN is one of the world's... Read More
4. How To Setup Your Own VPN With PPTP One of the commonly asked questions from our users is how to add another IP address to their server. You can assign your own private IP address to your control panel by creating a VPN tunnel. Whether you want to build your own Virtual Private Network... Read More
5. How To Install cPanel on a Virtual Server Running Centos 6 cPanel is a convenient application that allows users to administer servers through a GUI interface instead of the traditional command line. Although the installation for cPanel is relatively simple, the script does take several hours to run. Notes ... Read More
6. How To Protect SSH with fail2ban on CentOS 6 Servers do not exist in isolation, and those servers with only the most basic SSH configuration can be vulnerable to brute force attacks. fail2ban provides a way to automatically protect the server from malicious signs. The program works by scanning ... Read More
7. How To Create a SSL Certificate on Apache for CentOS 6 A SSL certificate is a way to encrypt a site's information and create a more secure connection. Additionally, the certificate can show the virtual private server's identification information to site visitors. Certificate Authorities can iss... Read More
8. How to Setup and Configure an OpenVPN Server on CentOS 6 This article will guide you through the setup and configuration of OpenVPN server on your CentOS 6 cloud server. We will also cover how to configure your Windows, OS X, or Linux client to connect to your newly installed OpenVPN server. Before we beg... Read More
9. How To Use Traceroute and MTR to Diagnose Network Issues IntroductionAn important part of administering servers is monitoring network connectivity. There are a few tools that are simple to use, but valuable to know. In this guide, we will discuss how to use a tool called traceroute to diagnose where a net... Read More
10. How To Create a SSL Certificate on Apache for Debian 7 Background InformationA SSL certificate is a way to encrypt a site's information and create a more secure connection. While Certificate authorities can issue SSL certificates that verify the server's details, a self-signed certificate ha... Read More