Re: 40-Bit Keys

[j bootlab org]

so how does iwconfing eth2 key s:qwert work than? 
that is 64/40 bit, and works in 99%.

j

On Mon, 2004-11-01 at 15:02 -0500, Dan Williams wrote:
> On Mon, 2004-11-01 at 20:31 +0100, j bootlab org wrote:
> > my problem now is that i have a 40-Bit Key.
> > attached patch enables 40-Bit Passphrase,
> > nm_wireless_40bit_key_from_passphrase is not working, 
> > does someone know how to compute the 40bit key?
> 
> AFAIK, the 40bit passphrase->key hashing is very different from 128/104
> bit hashing.  I dont' think its based on MD5, and there are a couple
> different forms used by different manufacturers...  The two programs
> that seem to do some form of 40-bit passphrase->key hashing are xwepgen
> and nwepgen which both use an algorithm developed by Neesus Datacom.
> 
> We could add that algorithm, but there really isn't any good way to do
> this automatically right now...  However, we should at least add the 40-
> bit raw hex key option to the dialogs.
> 
> Dan
> 
> 
>