How to replicate files from FTP to local file system with Apache NiFi For tests we need SFTP server. In my case I created it on Google cloud. To do this we need to create compute engine based on Cent OS (because CentOS has built in sftp server) After creating compute instance login using browser pop-up based terminal. In opened terminal window create user sudo adduser myuser and set password sudo passwd yourpass . Then open sshd config for editing sudo vi /etc/ssh/sshd_config and uncomment PasswordAuthentication yes . Then simply stop and start compute engine. Next step is to create NiFi workflow. Just add processes on the canvas like on screen below and connect them. Then open ListFiles processor and set host, username, password, path to source directory ...