Yes. Titan supports Windows NT Authentication against Windows servers running Active Directory.

The PC on which Titan FTP Server is installed must either be the Primary Domain Controller, or it must be a member of the domain.

For more information see the Titan FTP Server NT SAM User Authentication Quick Start Guide located on our Web site: 

https://southrivertech.com/wp-content/uploads/qs_Titan_NTSAM_UserAuth.pdf