rssh is a Restricted Secure SHell that allow only the use of sftp or
scp. It could be use when you need an account (and a valid shell) in
order to execute sftp or scp but when you don't want to give the
possibility to log in to this user.
WWW: http://www.pizzashack.org/rssh/index.shtml
PR: ports/65860
Submitted by: enigmatyc