Titan FTP Server is an enterprise class server with an advanced feature set and an easy to use administrative interface. Some of the features include optional bandwidth throttling, maximum transfer speed, virtual folders, S/Key MD4 and MD5 password encryption and more. It allows you to control and regulate FTP traffic and maintain a tight level of security. You can enable or disable anonymous access, block FXP and PASV mode, deny access based on IP address and more. Titan FTP Server comes in a Home and Professional edition. The Professional edition ($299) adds support for SSL, unlimited users and domains, NT Authentication and remote administration.