broadcast data encryption
johannes at sipsolutions.net
Tue May 6 06:21:02 EDT 2008
> I see when wpa_supplicant finishes the 4-way-HS successfully the DHCP
> request gets an ack from the server, and the the station gets an IP
> The DHCP request is a broadcast frame, so does it get encrypted by GTK
> while leaving the station?
> OR it is still encrypted with pairwise TK ?
On the wireless level it's a unicast frame since it's sent to the AP.
STAs never send broadcast frames in a BSS, only the AP does.
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