生成psk网址：

https://www.wireshark.org/tools/wpa-psk.html

相关 bug： 

重点 关注 ：

https://en.community.sonos.com/troubleshooting-228999/sonosnet-wifi-extender-for-android-problem-43413

 https://forums.gentoo.org/viewtopic-t-949408-start-0.html

一般：

http://us.findeen.com/wpa_4_way_handshake_failed__pre_shared_key_may_be_incorrect.html 

https://bbs.archlinux.org/viewtopic.php?id=76876 

https://e2e.ti.com/support/wireless_connectivity/wilink_wifi_bluetooth/f/307/t/348400

WPA: 4-Way Handshake failed - pre-shared key may be incorrect