sudo apt update
sudo apt install vsftpd
sudo systemctl enable --now vsftpd
vsftpd -version
sudo systemctl status vsftpd

sudo vim /etc/vsftpd.conf
userlist_enable=YES
userlist_file=/etc/vsftpd.user
userlist_deny=NO
listen=NO
listen_ipv6=YES
anonymous_enable=NO
local_enable=YES
write_enable=YES
local_umask=022
file_open_mode=0755
ascii_upload_enable=YES
ascii_download_enable=YES
chroot_local_user=YES
allow_writeable_chroot=YES
utf8_filesystem=YES

sudo vim /etc/vsftpd.user
aaron
amber
april
beth

sudo apt update && sudo apt upgrade
sudo apt install vsftpd
vsftpd -version

sudo adduser username -m
sudo passwd username

sudo vim /etc/vsftpd.user
username
username1
username2

sudo vim /etc/vsftpd.conf
listen=NO
listen_ipv6=YES
connect_from_port_20=YES
ftpd_banner=Welcome to blah FTP service.

anonymous_enable=NO
local_enable=YES
write_enable=YES

local_umask=022
file_open_mode=0755

pasv_enable=YES
pasv_min_port=10190
pasv_max_port=10200

ascii_upload_enable=YES
ascii_download_enable=YES

userlist_enable=YES
userlist_file=/etc/vsftpd.user
userlist_deny=NO

chroot_local_user=YES
allow_writeable_chroot=YES

dirmessage_enable=YES
use_localtime=YES

xferlog_enable=YES
xferlog_file=/var/log/vsftpd.log

secure_chroot_dir=/var/run/vsftpd/empty
pam_service_name=vsftpd
rsa_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
rsa_private_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
ssl_enable=NO

sudo systemctl enable/disable vsftpd
sudo systemctl start/stop/restart/statussud vsftpd

wget https://security.appspot.com/downloads/vsftpd-3.0.3.tar.gz
tar -zxvf vsftpd-3.0.3.tar.gz
./configure
make && make install

sudo rpm -ivh vsftpd-3.0.2-28.el7.x86_64.rpm

sudo yum install -y vsftpd
sudo systemctl start/stop/restart/status/enable/disable vsftpd

sudo firewall-cmd --zone=public --add-service=ftp --permanent
sudo firewall-cmd --reload

sudo sestatus
sudo setenforce 0
sudo vim /etc/sysconfig/selinux
Change the SELINUX=enforcing directive to SELINUX=disabled

$ sudo vim /etc/pam.d/vsftpd
#auth       required    pam_shells.so

sudo vim /etc/vsftpd/vsftpd.conf
listen=YES
#listen_ipv6=YES
listen_port=21
#listen_address=

sudo yum install xinetd
sudo vim /etc/vsftpd/vsftpd.conf
listen=NO

$ sudo vim /etc/xinetd.d/vsftpd
service ftp
{
        socket_type             = stream
        wait                    = no
        user                    = root
        server                  = /usr/sbin/vsftpd
        log_on_success  += HOST DURATION
        log_on_failure  += HOST
        disable                 = no
}

sudo systemctl start xinetd
sudo systemctl enable xinetd

sudo cp /etc/vsftpd/vsftpd.conf{,.bak}
sudo vim /etc/vsftpd/vsftpd.conf
anonymous_enable=NO
local_enable=YES
write_enable=YES 

local_umask=002
file_open_mode=0755

ascii_upload_enable=YES
ascii_download_enable=YES

sudo ufw allow 20/tcp
sudo ufw allow 21/tcp
sudo ufw allow 990/tcp
sudo ufw allow 10190:10200/tcp

iptables -A INPUT -m tcp -p tcp -m multiport --dports 20,21 -m state --state NEW -j ACCEPT -m comment --comment " FTP Server "
iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
modprobe nf_conntrack_ftp

sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/private/vsftpd.pem -out /etc/ssl/private/vsftpd.pem