def install_unicast_keys(self, client_nonce): """Use the client nonce @client_nonce to compute and install PTK, KCK, KEK, TK, MIC (AP -> STA), MIC (STA -> AP) """ pmk = self.pmk anonce = self.anonce snonce = client_nonce amac = hex_bytes(self.mac.replace(":", "")) smac = hex_bytes(self.client.replace(":", "")) # Compute PTK self.ptk = customPRF512(pmk, amac, smac, anonce, snonce) # Extract derivated keys self.kck = self.ptk[:16] self.kek = self.ptk[16:32] self.tk = self.ptk[32:48] self.mic_ap_to_sta = self.ptk[48:56] self.mic_sta_to_ap = self.ptk[56:64] # Reset IV self.client_iv = count()
def install_unicast_keys(self, client_nonce): """Use the client nonce @client_nonce to compute and install PTK, KCK, KEK, TK, MIC (AP -> STA), MIC (STA -> AP) """ pmk = self.pmk anonce = self.anonce snonce = client_nonce amac = hex_bytes(self.mac.replace(":", "")) smac = hex_bytes(self.client.replace(":", "")) # Compute PTK self.ptk = customPRF512(pmk, amac, smac, anonce, snonce) # Extract derivated keys self.kck = self.ptk[:16] self.kek = self.ptk[16:32] self.tk = self.ptk[32:48] self.mic_ap_to_sta = self.ptk[48:56] self.mic_sta_to_ap = self.ptk[56:64] # Reset IV self.client_iv = count()