pre-approved IP ranges? Makes it kinda hard to access over 3G then. Easier would be to make it only available on the LAN and then access it via a VPN. But even

pre-approved IP ranges? Makes it kinda hard to access over 3G then. Easier would be to make it only available on the LAN and then access it via a VPN. But even that would be too complex for 99% of the population.