From Open Source Blog: Open Sourcery today, there's a new posting for anyone out there that's a step beyond the typical Apache 2 install and wants to make it as secure as they can. Enter Securing Apache 2 Step by Step.

Security Focus has published a fantastic, in-depth piece by Artur Maj, a principal software engineer with Oracle, on locking down Apache 2. [...] For those running dynamic sites, fear not, links to securing PHP and MySQL, also written by Maj, are included at the end of the exercise. Sample httpd.conf and Apache startup scripts are available as well.

The SecurityFocus article goes through tons of options, configure switches, gives a sample httpd.conf (as mentioned above), and even helps you set up a safe chroot for the web server - giving it all the power that it needs. Hopefully, if the network is secure and the scripts are written well, this kind of install will be one of the safest around...