ftp access denied : 530 code example
Example: curlftps Error connecting to ftp: Access denied: 530
# curlftpfs ftp.example.com /mnt/ftp/ -o ssl,no_verify_peer,no_verify_hostname,user=username:password
# curlftpfs ftp.example.com /mnt/ftp/ -o ssl,no_verify_peer,no_verify_hostname,user=username:password