what about this DLL
STelSock Ver.0.3.4 Mar 4, 1999
STelSock is a 32bit Windows Sockets DLL that makes TELNET applications possible to communicate with SSL telnetd. STelSock encrypts/decrypts the data for TELNET applications. According to the setting, STelSock also makes FTP applications possible to communicate with SSL ftpd.
From :
http://tama.gate.nec.co.jp/so/