[maemo-users] [maemo-users] Bluetooth visibility

From: Collin R. Mulliner collin at betaversion.net
Date: Wed Jul 26 17:42:45 EEST 2006
FYI: I'm currently working on a Bluetooth configuration panel which
should solve some of your problems. About the security of the OBEX
server, this can be easily solved through the requirement of pairing.
My sobexsrv for example supports this (the Bluetooth config panel will
also allow sobexsrv configuration).


On Wed, 2006-07-26 at 16:24 +0200, Nils Faerber wrote:
> Hi!
> I just discovered (by accident) that my 770 is practically almost always
> visible via Bluetooth. I am not sure if I really want this...
> More description...
> I have enabled the feature that connections are *not* dropped when the
> cover is closed. This enables carrying the device around and stay
> connected to IM and VOIP - very nice.
> But at the same time the Bluetooth interface is now always up and the
> device is also always visible.
> Well, I asked for it since I enabled the "stay connected" option but at
> least for Wifi I can decide when to disconnect and thus down the Wifi
> interface. Not so with the Bluetooth interface.
> I have two concerns about this.
> One is security. Currently the 770 does not offer any services but one
> could install e.g. a BT-OBEX server to accept OBEX transfers. In that
> case and the 770 being always visible makes the device an easy target
> for hackery.
> The second concern is about power consumption. I guess that the
> Bluetooth device consumes more power if it is kept visible (and up) than
> it would if being down (and not visible).
> Basically what is missing is a simple way for the user to switch the
> Bluetooth on and off, same as it is for a long time in mobile phones.
> Maybe as an idea for a IT2006-2 edition ;)
> Cheers
>   nils faerber
Collin R. Mulliner <collin at betaversion.net>
BETAVERSiON Systems [www.betaversion.net]
info/pgp: finger collin at betaversion.net
If you have to run heating in winter, you don't own enough computers.

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