Web Applications, particularly those available for public use have the following attributes.They are Exposed to the network. They are Open to receiving input from anyone. They are Vulnerable to attacks from the trivial to the complex. I'm only going to talk about the first two items tonight.
A URL is a string of characters
ServerName www.domain.tld DocumentRoot /data/www/domain.tld ReWriteEngine on ReWriteRule ^/images/.*$ - [L] ReWriteRule ^/graphics/.*\.gif$ - [L] ReWriteRule ^/([a-zA-Z]*)/(.*)$ /data/svc/endpoint?type=$1&name=$2