Your username is a sequence of alphanumeric characters and underscores that uniquely identifies you to the system. The exact format of the username depends upon how your system is configured.This system is not configured to use a distinct username. You will log in using your WikiName. On this system, once you are registered, you may also log in using your email address. Your Wikiname is WikiGuest and your username is
You cannot alter your username: you have to get the administrator to do this for you.