wodFTPServer
wodFTPServer is an ActiveX Component that implements server side of following protocols: FTP, FTP/S (FTPS or FTP+SSL) both in explicit and implicit modes, and SFTP (secure ftp subsystem on SSH2 secured channel). Support for all 3 protocol is transparent for your programming - you have same set... Unlike old FTP protocol support, FTPS and SFTP protocols provide security, privatekey/certificate authentication and strong encryption of data - great for insecure networks. ... Features include support for FTP, SFTP and FTPS protocols support for certificate and privatekey authentications...
http://www.weonlydo.com/Samples/wodFTPServer.exe - 2Mb - Download - Screenshot