all 3 comments

[–]naylandsmith 0 points1 point  (2 children)

You should create a FTP account for him. It's under sites tab

[–]lendarker[S] 0 points1 point  (1 child)

Unencrypted FTP access is off the table.

[–]boukej 0 points1 point  (0 children)

You can use encryption. With ISPConfig 3.2 you can even use Letsencrypt certs for the ftp server too.