The KRACK attack: Is all WiFi unsafe now? No, not really. But you’d better patch

Belgian researcher Mathy Vanhoef announced some rather brilliant research on Monday which demonstrates that nearly all WiFi in use today can be hacked. The tool for scrambling data as it’s transmitted wirelessly between your gadgets and routers, called WPA2, can be tricked into coughing up the secrets needed to unscramble it, he found.  Because the flaw is fundamental to the protocol, just about everyone and everything around the planet is exposed to the attack.

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