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  SFTP
o What is SFTP?
o Why should I use SFTP?
o How do I get started using SFTP?

What is SFTP?

SFTP is like FTP but with encryption.

Here is an excerpt from the FAQ:

SFTP is a program used to transfer files from one computer to another. It provides strong authentication and secure communications over unsecure channels. It is intended as a replacement for ftp.

Why should I use SFTP?

The system administrators of the FSU Mathematics Department highly recommend that all math faculty, students, and personnel use SFTP instead of ftp, for reasons of security.

SFTP protects against:
o Interception of cleartext passwords and other data by intermediate hosts (i.e. PEOPLE STEALING YOUR PASSWORD)
o IP spoofing, where a remote host sends out packets which pretend to come from another, trusted host. Ssh even protects against a spoofer on the local network, who can pretend he is your router to the outside.
o IP source routing, where a host can pretend that an IP packet comes from another, trusted host.
o DNS spoofing, where an attacker forges name server records
o Manipulation of data by people in control of intermediate hosts

How do I get started using SFTP?

Here is a short list of some of the many free sftp programs available:

For Windows:
WinSCP is a free Windows 95/98/NT/2000 (Win32).

For MacOS 9:
MacSFTP - For FSU faculty/staff/students, you can download the full registered version from any FSU IP address* HERE. The normal shareware version can be obtained from HERE.

*IMPORTANT: To have an FSU assigned internet (IP) address you must be on campus, dialed into the campus network through your FSU provided internet account, or connecting to the FSU network via the high speed, DSL FSU@Home service.

For MacOSX:
Fugu is free SFTP Client.