wpa_passphrase [ ssid ] [ passphrase ]
wpa_passphrase pre-computes PSK entries for network configuration blocks of a wpa_supplicant.conf file. An ASCII passphrase and SSID are used to generate a 256-bit PSK.
wpa_supplicant is copyright (c) 2003-2015, Jouni Malinen <firstname.lastname@example.org> and contributors. All Rights Reserved.
This program is licensed under the BSD license (the one with advertisement clause removed).