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wirelesssecurity

In general 4-way handshake process happens as described earlier. Keys are generated on either sides(client and AP) both parties confirm on keys.Then keys are used for encryption.

But

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Understanding WPA2 handshake is important to know KRACK attack. Part-1 of this blog post will be about basics required to understand KRACK.

WPA2 uses 4 way handshake process to generate required unique keys

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