The carriers say they want to encrypt and store the credentials in the phone's SIM card, the small chips placed in the back of phones to activate access to mobile networks.
That chin is removable, and hides the phone's SIM and microSD card slots (this might be a good time to remind everyone that you won't find a memory card reader on the 8X).
Burnside Telecom in the UK has come up with a solution for at least some customers, in the form of the Desktop Mobile Pathfinder, a box that connects to your landline and holds your cellphone's SIM card.