iot 架构
perception layer (sensors, actuators)
network layer(nodes, gateways, firmware)
middleware layer(vendor specific third application, machine learning, real time action)
application layer(third party application, consoles, websites, business model)
attack to different layer: …
network layer attack: - device cloning - spoofing - eavesdropping - key attack(hard code key) - brute-force - traffic analysis - MITM - sinkhole
perception layer key distribution: - broadcast key - group key - master key pre-distribution - pairwise key