the authenticator is for a post-release extra security messure. a lot of other mmo's have them as an option, like warcraft.
you dont need one, and if you dont have one, you should not type anything in that box at all --- PSN ID: Riftweaver81 I cannot be caged. I cannot be controlled. Understand this as you die, ever pathetic, ever fools-Jon Irenicus BG2