Do You Need A Computer Card To Wep Inject On Cain I Have A BT Home Hub 2.0 And I Want To Know How To Get The WEP Key As I Have Lost The Card That Came With It..?

I have a BT Home Hub 2.0 and I want to know how to get the WEP key as I have lost the card that came with it..? - do you need a computer card to wep inject on cain

Can I have a replacement card free of BT do you think?

I'm not really good for your computer, so you can explain in detail what to do to get my WEP key, thanks!