There’s a general feeling that WiFi is less secure than having a wired connection to the network. It could just be our perception that a signal travelling through air is easier to intercept than one moving across a physical Ethernet cable. When a new WiFi vulnerability is uncovered such as the one in WPA2 which Belgian researchers recently made public, it gets a lot of attention. And why not? After all, we use WiFi-enabled devices every day and most organizations provide WiFi to their employees, customers and guests. Therefore it’s reasonable to be nervous that your wireless access point may be at risk from KRACKs (key reinstallation attacks). But is this true for everyone?

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