Jouni, thank you for your speed-of-light reply. > Which NDIS driver are you using? Have you tried configuring the WEP key > with iwconfig (i.e., without running wpa_supplicant)? I am using the WG111v3 driver for a Netgear USB adapter. And yes, I have (now) tried iwconfig and I have no problem configuring the WEP key. Any ideas? Thanks again. Laia