The Very Secure FTP Daemon sed -i "/ftp/d" /etc/passwd sed -i "/ftp/d" /etc/group echo "ftp:x:7:7:ftp:/home/ftp:/bin/false" >> /etc/passwd echo "ftp:x:7:" >> /etc/group sed -i "/ftp/d" /etc/passwd sed -i "/ftp/d" /etc/group