FTP : Vsftpd Over SSL/TLS2026/06/01

	Configure Vsftpd to use SSL/TLS.
[1]	In this example, we will proceed by creating a self-signed certificate, as shown in the example at the link provided.
[2]	Configure Vsftpd.

root@www:~#

vi /etc/vsftpd.conf

# line 150 : change like follows
rsa_cert_file=/etc/ssl/private/server.crt
rsa_private_key_file=/etc/ssl/private/server.key
ssl_enable=YES
ssl_ciphers=HIGH
force_local_data_ssl=YES
force_local_logins_ssl=YES

root@www:~#

systemctl restart vsftpd

FTP Client : Ubuntu

	Configure FTP Client to use FTPS connection.
[3]	Install FTP Client on Ubuntu and configure like follows.

ubuntu@client:~$

vi ~/.lftprc

# create new
set ftp:ssl-auth TLS
set ftp:ssl-force true
set ftp:ssl-protect-list yes
set ftp:ssl-protect-data yes
set ftp:ssl-protect-fxp yes
set ssl:verify-certificate no

ubuntu@client:~$

lftp -u ubuntu www.srv.world

Password:
lftp ubuntu@www.srv.world:~>

FTP Client : Windows

[4]	For example of FileZilla on Windows, Open [File] - [Site Manager].

[5]	Input connection information like follows, and for encryption field, select [Use explicit FTP over TLS if available].

[6]	If you set self-signed certificate, following warning is shown, it's no problem. Go next.

[7]	If settings are OK, it's possible to connect to FTP server with FTPS like follows.

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