Despite the dependence and the immeasurable amount of sensitive data flowing through Wi-Fi transmissions, the history of the protocol has been littered with security landmines stemming both from the inherited confidentiality weaknesses of its networking predecessor, Ethernet (it was once possible for anyone on a network to read and modify the traffic sent to anyone else), and the ability for anyone nearby to receive the radio signals Wi-Fi relies on.
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On Tuesday, more than 100 locations across the UK faced flood warnings and more than 300 homes had already succumbed to the flood waters, according to the Environment Agency (EA).，这一点在夫子中也有详细论述