You can run a series of Linux commands to copy multiple files to a folder or copy a single file to multiple folders, but you can save time and trouble by using xargs, loops and scripts.

If you have two machines running Windows and Linux and want to copy files from one to another, this step-by-step guide will help you get the job done. You can use PowerShell Remoting Over SSH to ...

You might find yourself on a GUI-less Linux server and need to make a backup of a configuration file or copy a data directory. Trust me, at some point you’re going to need to be able to do this.

That should log you in to the linux-server without asking for a password. If it doesn't, you need to debug the ssh login (check that the key is correct in "authorized_keys" etc.).