No ESSID in beacon frame

Jouni Malinen jkmaline at
Tue Oct 15 00:57:56 EDT 2002

On Tue, Oct 15, 2002 at 01:56:28AM +0200, Dominique Blas wrote:

> I didn't find any question about that in the archives.
> So I ask it. Sorry if already posted.

Search the archives for "hiding SSID" or "enhanced security".

> I'd like to know if Prism Chipset / fw offers the possibility to cancel ESSID 
> broadcast in beacon frames as Airnet can do it.

Yes, but ..

> If yes how to activate this feature through HostAP ?

.. it is not available in secondary (station) firmware. Only AP firmware
includes enhSecurity RID that can be used to configure SSID hiding from
beacon frames. Anyway, this is not really that much "enhanced" security.
SSID will still be available in probe requests and association
requests.. If there are any associated stations, it is trivial to send a
broadcast deauthentication frame and look the station associating

Jouni Malinen                                            PGP id EFC895FA

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