45 Mins

2. WPA2-Personal 4-Way Handshake & PMKID Security

WPA2 4-Way Handshake Cryptography

WPA2-PSK uses EAPOL 4-Way Handshake messages to derive temporal encryption keys (PTK) from the Pairwise Master Key (PMK). Capturing PMKID allows offline dictionary attacks without a full 4-way handshake capture.

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