need someone to develop this....
xavier.pianet at lusis.fr
Sat Dec 1 02:56:50 CET 2007
Just add this http://gentoo-wiki.com/TIP_Bluetooth_Proximity_Monitor on
top ot it to add pseudo distance for more security and if you also swirl
the rigth way while 'hand shaking' (ie cut external eavesdropping to
sneak in) you should be relatively safe from an outside attacker....
Tilman Baumann a écrit :
> Beware. This is not a new idea. Patents?.... ;)
> Btw. i would suggest bashing the phones together. (like a wood block
> This will produce uinique paterns which do not depend very much on the
> resolution of the accelerometers and could easyly picket up by a
> legacy microphone of any hone without accelerometer.
> Just my 2 Eurocent ;)
> PS: Great idea indeed. We need this...
> PS: I know Eve could hear the sounds of the phone bashing together and
> play a replay attack. But come on, it is Bluetooth.
> The only reason Bluetooth is not considered insecure is frequency
> hopping. The crypro layer is lame.
> Heikki Sørum wrote:
>> When were talking about different ways to use accelerometers..
>> Bob meet's Alice and they both want each others contact
>> information. First Bob and Alice shake their phones in an predetermined
>> password pattern to unlock the
>> bluetooth/zigbe/(whatever-short-range-radio). Then they both shake
>> their phones in rythm to an short tune
>> playing on Alice's phone. The phones then pair with the other phone,
>> exchange simple authkeys and Vcards.
>> Now Bob and Alice has authenticated each others phones and they got
>> each others phone number. Lucky Bob and Alice!
>> On an more serious note, Two such paired bluetooth devices could also
>> exchange an RSA/DSA encryption key to ensure private
>> Heikki Soerum.
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