There is a lot of beginning (some necessary and some optional) information. So that you do not get too confused too quickly, I have separated these into different files. You will probably see more of this information throughout the class as we move along, either in lecture or in labs.
A freeware utility similar to WinSCP but runs on MacOSX, Linux, and Windows. For this class you would only need the Client.
The site also provides some nice screenshots to help you see how it works (thanks to Michael Daily)