Sigfox 0G technology | 42,741 followers on LinkedIn. By UnaBiz | Sigfox 0G (Zero-G) technology is a Low-Power Wide-Area (LPWAN) IoT networking protocol dedicated to Massive IoT. It is designed to connect devices at a low-cost, ultra energy-efficient and secure manner. Sigfox 0G technology is owned by UnaBiz, a proven global Massive IoT service provider, and has been adopted by 70+ national 0G Operators as a global standard.