usb wifi interfaces hidden ssid wpa_passphrase
wpa_passphrase foobarssid foobarspassword
iface wlan0 inet static
address 192.168.1.211
netmask 255.255.255.0
network 192.168.1.0
broadcast 192.168.1.255
#gateway 192.168.1.1
#dns-nameservers 192.168.2.1, 8.8.8.8
wpa-ssid my-ssid
# if your SSID is hidden, change value to 2
wpa-ap-scan 2
wpa-psk 1f230xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx5cea4410