Both third-party FTP GUI apps and a built-in command-line (CLI) ftp tool in the macOS Terminal are available. You can also connect to some FTP servers in the macOS Finder.

How to Connect Secure FTP to a Mac. A secure file transfer protocol, or SFTP, server is a computer system that contains files that you can remotely access via a secure connection using SSH.

How to Test a Secure FTP Connection From a DOS Prompt. There are two major differences between Secure File Transfer Protocol and FTP. The first is that SFTP utilizes Secure Shell, or SSH, to ...