Researcher Mathy Vanhoef of imec-DistriNet hax found a critical flaw in the current WPA2 protocol. We discovered serious weaknesses in WPA2, a protocol that secures all modern protected Wi-Fi networks. An attacker within range of a victim can exploit these weaknesses using key reinstallation attacks (KRACKs). Concretely, attackers can use this novel attack technique to read information that was previously assumed to …