"Security is a process, not a result. It is a process which is
difficult to adopt under normal conditions; the problem is
compounded when it spans several job descriptions. All the system
level security in the world is rendered useless by insecure
web-applications. The converse is also true--programming best
practices, such as always verifying user input, are useless when
the code is running on a server which hasn't been properly
hardened. Securing forward facing GNU/Linux web servers can seem
like a daunting task, but it can be made much easier by breaking
the process into manageable portions.
"This article will cover installing, configuring and hardening
free software web servers and associated software including Apache
2.2.0, MySQL 5.0.18, PHP 5.1.2, Apache-Tomcat 5.5.16 and common
Apache modules such as mod_security, mod_ssl, mod_rewrite,
mod_proxy and mod_jk..."