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Thanks Derek, I was not aware that the SSID was exposed even if it is not broadcasted. On 02/26/2009 09:21 AM, Derek Atkins wrote: > The problem here is that the beacon provides not only the SSID but > also the WPA Parameters. If you turn off SSID Broadcast then you > turn off the sending of the WPA Parameters. This means that you, > on the client, need to get those parameters exactly correct in order > to connect to the AP. > > Note: turning off SSID broadcast does NOT prevent someone from finding > your AP. The SSID is still broadcast in the Assoaciation messages, so > someone watching the traffic can still see your SSID. Nor does turning= > off SSID broadcast prevent someone from connecting to it, they can watc= h > you connect and then replay the data. Really, all it does is just make= > it less convenient for your real users. > > If you want to stop users from roaming to your network then put a > password on it. Turning off SSID on a WPA-protected network just hurts= > your real users and provides minimal additional security.. > =20 --=20 Jerry Feldman <gaf-mNDKBlG2WHs at public.gmane.org> Boston Linux and Unix PGP key id: 537C5846 PGP Key fingerprint: 3D1B 8377 A3C0 A5F2 ECBB CA3B 4607 4319 537C 5846
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