Mailing the story:
How to Setup FTP Server with VSFTPD on Ubuntu 18.04
In this tutorial we’ll be installing vsftpd. It is a stable, secure and fast FTP server. We will also show you how configure vsftpd to restrict users to their home directory and encrypt the entire transmission with SSL/TLS. Although this tutorial is written for Ubuntu 18.04 the same instructions apply for Ubuntu 16.04 and any Debian based distribution, including Debian, Linux Mint and Elementary OS.