[[Image:sftp-diagram.png|thumb|right|350px|The '''sftp''' Unix/Linux command is used to securely transfer (copy) files between Unix/Linux servers.]]
''<span style="font-weight:bold">sftp</span> is a file transfer program, similar to ftp, which performs all operations over an encrypted ssh transport. It may also use many features of ssh, such as '''public key authentication''' and '''compression'''.''
Reference: http://man7.org/linux/man-pages/man1/sftp.1.html '''FTP''' is an acronym stands for '''File Transfer Protocol''' which provides a set of '''rules''' on how to convert data that is transferred between computer servers (both identical and different operating systems).
The usage for the '''sftp''' command is displayed below: