Kr00k – formally known as CVE-2019-15126 – is a vulnerability in Broadcom and Cypress Wi-Fi chips that allows unauthorized decryption of some WPA2-encrypted traffic. The vulnerability affects all unpatched devices with Broadcom and Cypress FullMac Wi-Fi chips. These are the most common Wi-Fi chips used in today's client devices, made by well-known manufacturers including Amazon (Echo, Kindle), App
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