bbFTP is a file transfer software. It implements its own transfer protocol, which is optimized for large files (larger than 2GB) and secure as it does not read the password in a file and encrypts the connection information.
bbFTP main features are:
Encoded username and password at connection SSH and Certificate authentication modules
Multi-stream transfer Big windows as defined in RFC1323
On-the-fly data compression
Automatic retry Customizable time-outs
AFS authentication integration
bbFTP is open-source software, released under the GNU General Public License. It was written by Gilles Farrache at IN2P3 Computing Center in Lyon, France.
To download it, go to the download page.
The Weizmann Institute has developped a firewall-friendly bbftp.