> It was effective for a ftp server accessing public directories in the home of users. I can't remember the details ... Most ftpd need a shell whitelisted in /

> It was effective for a ftp server accessing public directories in the home of users. I can't remember the details ... Most ftpd need a shell whitelisted in /etc/shells . In macOS, /etc/shells begin with this comment: # List of acceptable shells for chpass(1). # Ftpd will not allow users to connect who are not using # one of these shells.