Having trouble connecting to encrypted wireless where SSID broadcastis OFF

Jerry Feldman gaf-mNDKBlG2WHs at public.gmane.org
Fri Feb 27 07:44:11 EST 2009


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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