---

Step 1 : Install OpenSSH package if not installed
sudo apt-get install openssh-server

Step 2 : Create separate group for SFTP users.
sudo addgroup ftpaccess

=====

In Unix, how do I use SCP to securely transfer files between two computers?
https://kb.iu.edu/d/agye

How do I set up SSH public-key authentication to connect to a remote system?
https://kb.iu.edu/d/aews#putty


---