# /etc/shells: valid login shells /bin/sh /bin/bash /usr/bin/bash /bin/rbash /usr/bin/rbash /bin/dash /usr/bin/dash /usr/bin/tmux /usr/bin/screen /etc/ftponly /bin/tcsh /usr/bin/tcsh /bin/zsh /usr/bin/zsh /usr/lib/sftp-server /usr/bin/sh /bin/ksh93 /usr/bin/ksh93 /bin/rksh93 /usr/bin/rksh93