How to Hide Apache Information on Ubuntu VPS/Dedicated Web server

By default the sensitive server information such as of Apache version, modules, operating System was not hide from the HTTP Header. This information will be display when there is a request to it. Attackers can use those information when they performing attacks to your VPS webserver. This post will show you how to hide apache […]

How to Install and Configure Apache2, PHP and MySQL 5.6 on Ubuntu 14.04

LAMP stack is a group of open source software that installed together to let you run a server to host dynamic websites. “L” stand for Linux, “A” stand for Apache (to host Web server), “M” stand for MySQL(to store database) and “P” stand for PHP(to process dynamic content). With the release of Ubuntu 14.04 on […]

How to Fix _default_ VirtualHost overlap on port 80, the first has precedence

Question : I running wordpress blog on apache web server on Virtual private server (VPS). I had the problem when i restarted the httpd service on my VPS. This error came after i setup multiple domain on my httpd config file, meaning i used more than one VirtualHost on httpd.conf : [root@vps ~]# service httpd […]

How to Install Varnish Cache With Apache On CentOS 6.5

Varnish is an open source web accelerator (also called a HTTP reverse proxy) designed for content-heavy dynamic web sites to speed up web server’s performance. Typical Web server will handles all the request and returning a response to the client. But with Varnish cache, it will serve the saved copy page instead of re-requesting the […]

How to Install WordPress on Remote MySQL

WordPress is an open source content management system (CMS) and popular blogging platform in the world based on PHP and MySQL platform. WordPress can be install on multiple way, either using dedicated server, virtual private server(VPS) or the cheapest way is running on shared hosting. When come to decision to run the wordpress on dedicated […]

Install MySQL, Apache and PHP on CentOS 6.5

LAMP stand for Linux, Apache, MySQL and PHP which is group of software used to run an web applications. The combination of these software is called LAMP stack. This document will walk you through the steps to install MySQL, Apache and PHP on CentOS 6.5. What is Apache ? Apache httpd is one of the […]

How to Setup Apache httpd on CentOS Dedicated Server

The Apache HTTP Server is a free or open source Web server developed by the Apache Software Foundation ( This post describes the basic steps to setup Apache httpd on CentOS 6.4 64 bit dedicated server to host the website and blog. Having dedicated web server, you will get more control and flexibility on the […]

How to Fix “Could not reliably determine the server’s fully qualified domain name”

Question : How to fix “Could not reliably determine the server’s fully qualified domain name” when starting apache httpd service ? [root@centos64 ~]# service httpd start Starting httpd: httpd: apr_sockaddr_info_get() failed for centos64.ehowstuff.local httpd: Could not reliably determine the server’s fully qualified domain name, using for ServerName [ OK ] Answer : Step 1: […]

Apache Reverse Proxy Configuration for Linux

Reverse Proxy is a gateway and it’s appears to the client like an ordinary web server. In this article, i will show quick steps to setup and configure Apache Reverse Proxy server. We need to add reverse proxy configuration into configuration to tell apache where it should be redirecting or caching information for clients that […]

How to Enable mod_perl on Linux CentOS 6.3

The default apache configuration installed without mod_perl. This can be a good idea in order to minimize the number of things that can go wrong. This post will covers the steps to enable mod_perl on linux CentOS 6.3. This will make Perl script be fast and increase the performance. Prerequisites: How to Install Httpd on […]

How to Install Mod_Security to Apache HTTP Server on CentOS 6.3

ModSecurity is an open source web application firewall and intrusion detection and prevention system that provide filtering and other security features to the Apache HTTP Server. ModSecurity is a web application layer firewall and allows for HTTP traffic monitoring and real-time analysis with little or no changes to existing infrastructure. 1. Install some dependency packages […]

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