How Apple, Google and Microsoft are addressing the KRACK Wi-Fi vulnerability

Ah, WPA2 (Wi-Fi Protected Access): you've protected our Wi-Fi so well for so many years now.

Unfortunately, that illusion of safety was shattered earlier today when security researcher Mathy Vanhoef reported a vulnerability in the WPA2 handshake protocol that he's calling KRACK (for "Key Reinstallation Attack). Since almost every modern Wi-Fi device uses it, that effectively means every modern Wi-Fi compatible device is vulnerable. You'll find more information about it in our earlier coverage.

Fortunately, Apple, Google and Microsoft have all already is…
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