This is yet another tutorial for creating self-signed SSL certificates using OpenSSL for use with the Apache Web Server. It'll teach you how to create a private, generate a certificate signing request (CSR), self-sign the CSR so you can enable SSL in an Apache SSL virtual host, remove the pass-phrase from your private key to disable the Apache prompt in case your server ever reboots or you need to reload changes, install your certificate and private key, configure your virtual host, and try out your secure web site to make sure it works with your new self-signed cert.

Apache is one of the most popular open-source web servers available today and this tutorial will teach you how to configure Apache 2.x on CentOS Linux. It shows you how to install the Apache web server, mod_ssl, and PHP using yum, setting Apache to start on bootup with chkconfig, configuring Apache's server settings in httpd.conf, creating your web site directory structure, creating VirtualHost configuration files, starting the Apache service and testing your web site, and finally going over other Apache options and things to know.

It's time for another Linux and PHP tutorial and this time it's all about text-to-speech (TTS) synthesis using Festival and text2wave. TTS is nothing new and we've all heard it in one form or another, be it an animated Microsoft Merlin character, a digital voice telling us our menu options on the phone, or some sort of survey script making telephone calls from preselected numbers, text-to-speech technology is everywhere. Well, now it's time for you to use it to your advantage. Learn how to use the free Festival framework for converting your written text into digital speech.