Almost certainly, considering 'you must “Use mobile application to upgrade device”)'. Security through obscurity is pretty common in these types of devices, wh

Almost certainly, considering 'you must “Use mobile application to upgrade device”)'. Security through obscurity is pretty common in these types of devices, where they know they're insecure and don't want to get hamstrung by the press again. (And don't want to shell out for better programmers, of course...)