Take the 2-minute tour ×
Super User is a question and answer site for computer enthusiasts and power users. It's 100% free, no registration required.

I use Ubuntu 12.04.1

I try iwlist, but it is what I have:

user@comp-1:~$ sudo iwlist wlan0 keys
wlan0     2 key sizes : 40, 104bits
          4 keys available :
        [1]: off
        [2]: off
        [3]: off
        [4]: off
          Current Transmit Key: [1]
user@comp-1:~$ sudo iwlist wlan0 wpakeys
wlan0     2 key sizes : 40, 104bits
          4 keys available :

Error reading wpa keys (SIOCGIWENCODEEXT): Operation not supported

I want know WPA key for give it to wpa_supplicant. I tried use wpa_passphrase, but I have follow line in log:

WPA: 4-Way Handshake failed - pre-shared key may be incorrect
share|improve this question
add comment

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.