It's going to have to be encrypted to comply with banking regulations,
so it's unlikely to get hacked, especially if the encryption keys are being
The banking industry is already pushing pin based transactions as being
more secure, so this may be a good idea as more people become concerned
about the security of shopping on the net.
Obviously, the device would have to be very low cost which shouldn't
be hard to do considering the fine folks in China work so cheap.