IoT systems consist of multiple gateways, networking protocols, and even physical mediums. Edge devices may connect to each other within a Wireless Sensor Network (WSN) using short-range protocols such as ZigBee and Z-Wave, while gateways connect to the cloud over IP connections using messaging frameworks, such as MQTT or REST. Securing an IoT system requires a comprehensive evaluation and lockdown of the gateways and networking components of the system.
Configuring gateway and network security
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