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  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 Configure Secure Updates and Installations in WordPress on Ubuntu WordPress is the most popular CMS (content management system) used on the internet today. While many people use it because it is powerful and simple, sometimes people make a trade-off for convenience at the expense of security. This is the case in ho... Read More
  3. How To Use WP-CLI to Manage your WordPress Site from the Command Line WordPress is an extremely popular blogging and Content Management System (CMS) used by millions of websites. It can be used to easily organize, manage, and create content on the web and handle interactions with visitors and contributors. Although mos... Read More
  4. How To Configure Single and Multiple WordPress Site Settings with Nginx WordPress is the most popular CMS (content management system) used on the internet today. WordPress sites can be served using a HTTP server such as Apache or NGINX, while Apache is a great option to serve websites, many sites have moved to NGINX beca... Read More
  5. How To Create Nagios Plugins With Bash On CentOS 6 Bash is a popular command processor available on Linux by default. This time, we will expand on this idea and create Nagios plugins using Bash. Step 1 - Install RPMForge Repository and NRPE on client rpm -ivh http://pkgs.repoforge.org/rpmforge-rele... Read More
  6. How To Create Nagios Plugins With PHP On CentOS 6 PHP is a popular programming language that allows you to quickly create scripts and install additional libraries. This time, we will expand on this idea and create Nagios plugins using PHP. Step 1 - Install RPMForge Repository and NRPE on client rp... Read More
  7. How To Create Nagios Plugins With Perl On CentOS 6 Perl is a popular programming language that allows you to quickly create scripts and install additional libraries. This time, we will expand on this idea and create Nagios plugins using Perl. Step 1 - Install RPMForge Repository and NRPE on client ... Read More
  8. Installing the Cacti Server Monitor on Ubuntu 12.04 Cloud Server Cacti is a network monitoring tool that creates customized graphs of server performance. It is accessed and managed through a web front-end. Cacti can be used to log and graph multiple cloud servers from a single, unified interface. Installation ... Read More
  9. How to Setup Additional Entropy for Cloud Servers Using Haveged Brief Introduction to Entropy and Randomness The Linux pseudo random number generator (PRNG) is a special device that generates randomness from hardware interrupts (keyboard, mouse, disk/network I/O) and other operating system sources. This randomnes... Read More
  10. How To Get Started With mod_pagespeed with Apache on a CentOS and Fedora Cloud Server One of the more recently popular modules for Apache is mod_pagespeed. It is an output filter for Apache 2.2+ that can be configured through a variety of options through configuration files or a .htaccess file. An "output filter” is a something that... Read More
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