man sftp-server (Administration système) - sftp-server
NAME
sftp-server - SFTP server subsystem
SYNOPSIS
sftp-server
DESCRIPTION
is a program that speaks the server side of SFTP protocol to stdout and expects client requests from stdin. is not intended to be called directly, but from sshd() using the Subsystem option. See sshd_config() for more information.
SEE ALSO
AUTHORS
Markus Friedl Aq markus@openbsd.org
HISTORY
first appeared in OpenBSD 2.8 .