On Tue, Jun 26, 2012 at 08:56:28PM +0200, Johannes Berg wrote: > On Tue, 2012-06-26 at 20:55 +0200, Antonio Quartulli wrote: > > > @johannes: de-duplication? IBSS/RSN assumes that each node runs an authenticator > > and a supplicant. Does this mean that we need exactly two 4-way handshakes? Why > > should we have a "winner"? > > I may misremember, I thought we didn't need two handshakes. But maybe we > do, and just throw away one of the PTKs? You are the expert here eheh.. but after having conducted 2 different 4-way handshakes, the pairwise key of the STA with the greater MAC address is used. Ok we are going OT :-) but you can check wpa_supplicant/ibss_rsn.c:282 and section 11.5.13 of 802.11-2012. Cheers, -- Antonio Quartulli ..each of us alone is worth nothing.. Ernesto "Che" Guevara
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