Subject: Re: How is wep (de)crypted ?
To: dynek <email@example.com>
From: Petar Bogdanovic <firstname.lastname@example.org>
Date: 12/14/2005 00:07:11
David Young wrote:
> On Tue, Dec 13, 2005 at 11:17:14PM +0100, dynek wrote:
>> There's no information about this in the wi(4) man and I am wondering
>> how is wep (de)crypted ? Is it hardware or software based ?
> Usually, the NIC firmware encrypts and decrypts packets, possibly with
> the help of a crypto accelerator. In host AP mode, the driver encrypts,
> but the NIC decrypts---this is apparently a workaround for a bug in
> certain firmware revisions.
I suppose, wpa_supplicant is not using any crypto-accelerator-help, when
doing WPA (RC4+TKIP/AES+CCMP)?