The Apache HTTP Server is one of the most stable and secure services that ships with Red Hat Enterprise Linux. There are an overwhelming number of options and techniques available to secure the Apache HTTP Server — too numerous to delve into deeply here.
It is important when configuring the Apache HTTP Server to read the documentation available for the application. This includes the chapter titled Apache HTTP Server in the Reference Guide, the chapter titled Apache HTTP Server Configuration in the System Administrators Guide.
Below is a list of configuration options administrators should be careful using.