ProFTPD Over SSL/TLS
2016/06/28 |
Configure ProFTPD to use SSL/TLS.
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[1] | Create certificates. |
[root@www ~]# cd /etc/pki/tls/certs [root@www certs]# openssl req -x509 -nodes -newkey rsa:2048 -keyout /etc/pki/tls/certs/proftpd.pem -out /etc/pki/tls/certs/proftpd.pem -days 365 Generating a 1024 bit RSA private key ......++++++ .......++++++ writing new private key to '/etc/pki/tls/certs/proftpd.pem' ----- You are about to be asked to enter information that will be incorporated into your certificate request. What you are about to enter is what is called a Distinguished Name or a DN. There are quite a few fields but you can leave some blank For some fields there will be a default value, If you enter '.', the field will be left blank. ----- Country Name (2 letter code) [AU]: JP # country State or Province Name (full name) [Some-State]: Hiroshima # state Locality Name (eg, city) []: Hiroshima # city Organization Name (eg, company) [Internet Widgits Pty Ltd]: Server World # company Organizational Unit Name (eg, section) []: IT Solution # department Common Name (eg, YOUR name) []: www.server.world # server's FQDN
Email Address []:
[root@www certs]# xxx@server.world # admin email chmod 400 proftpd.pem |
[2] | Configure ProFTPD. Configure basic settings before it, refer to here. |
[root@www ~]#
vi /etc/proftpd.conf # add to the end # fix PASV ports PassivePorts 21000 21010 # enable SSL/TLS TLSEngine on TLSRequired on TLSProtocol TLSv1.2 TLSLog /var/log/proftpd/tls.log TLSRSACertificateFile /etc/pki/tls/certs/proftpd.pem TLSRSACertificateKeyFile /etc/pki/tls/certs/proftpd.pem systemctl restart proftpd |
[3] | If Firewalld is running, allow PASV ports. |
[root@www ~]# firewall-cmd --add-port=21000-21010/tcp --permanent success [root@www ~]# firewall-cmd --reload success |
FTP Client : Fedora
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Configure FTP Client to use FTPS connection.
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[4] | Install FTP Client and configure like follows. |
[redhat@dlp ~]$
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 lftp -u fedora www.server.world Password: lftp fedora@www.server.world:~> |
FTP Client : Windows
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[5] | For example of FileZilla on Windows, Open 'File'-'Site Manager'. |
[6] | Input user info like follows, for encryption field, select "explicit FTP over TLS". |
[7] | The user's Password is required. Input it. |
[8] | The following waring is shown because the certificate is own created, it's no ploblem. Go next. |
[9] | Just connected with FTPS. |