In one implementation, a computer-implemented method of establishing a secure wireless communication connection between an insulin pump device and a mobile computing device includes receiving, at a mobile computing device, a device identifier for the insulin pump device； obtaining, by the mobile computing device, device information for the insulin pump device from a remote server system using the device identifier； establishing, by the mobile computing device, a secure wireless connection with the insulin pump device using, at least in part, the device information； authenticating, by the mobile computing device, the insulin pump device based on asymmetric key verification using the public key for the insulin pump； and securely communicating, by the mobile computing device and in response to authenticating the insulin pump device, information with the insulin pump device.
