A key requirement for IoT applications is security. IoT opens up networks to a variety of threats as more and more devices are connected to a network and eventually to the cloud. The figure below shows an example of an IoT device for home automation connected to a home network with possible threats to the network security.
At the edge of the network, as multiple IoT devices are added, the potential threats are greatly increased. The threats to networks with connected devices are documented and are newsworthy. The LifX brand of connected LED bulbs have been reported as being able to leak wireless security information.
IoT devices must provide be capable of providing a robustly secure environment. Security in IoT is achieved in the following ways:
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