Can't Crack Any Wi-Fi

Can't crack any wi-fi my pc simpliy can't find none when I use fern wi-fi cracker....

can't hack any wi-fi router due to I have no idea what issue. When I start to scan for WEP & WPA - nothing. If that helps when I type:this is what shows up I've seen different anwers on many forums and none seems to work.

iwconfig

eth0 no wireless extensions.

lo no wireless extensions.

wlan0monmon IEEE 802.11abgn ESSID:"Acces Limitat!"

Mode:Managed Frequency:2.412 GHz Access Point: 64:70:02:52:28:30

Bit Rate=150 Mb/s Tx-Power=22 dBm

Retry short limit:7 RTS thr:off Fragment thr:off

Encryption key:off

Power Management:on

Link Quality=68/70 Signal level=-42 dBm

Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0

Tx excessive retries:0 Invalid misc:97 Missed beacon:0

PHY Interface Driver Chipset

phy0 wlan0monmon iwlwifi Intel Corporation Wireless 3160 (rev 93)