apt install vsftpd
cd /etc cp vsftpd.conf vsftpd.conf.bak
listen=YES listen_ipv6=NO connect_from_port_20=YES anonymous_enable=NO local_enable=YES write_enable=YES chroot_local_user=YES allow_writeable_chroot=YES secure_chroot_dir=/var/run/vsftpd/empty pam_service_name=vsftpd pasv_enable=YES pasv_min_port=40000 pasv_max_port=45000 userlist_enable=YES userlist_file=/etc/vsftpd.userlist userlist_deny=NO ~
vim /etc/vsftpd.chroot_list SeuUsuario
adduser SeuUsuarioPasso 6 - Habilitar e Ativar vsftp server
systemctl enable vsftpd systemctl start vsftpd