On 08/20/2014 02:58 AM, Dominik Schuermann wrote: > If you just want the property of limited > physical audio propagation, I would like to present our work on this: > http://www.ibr.cs.tu-bs.de/papers/schuermann-tmc2013.pdf > > (shameful advertisement following...) > We use ambient audio to create a bitsequence which is identical enough > on two devices. Based on this sequence we can start a confidential and > authenticated communication. This method transmits no sounds on its own > and just exploits existing ambient audio. We propose to use it in closed > meeting rooms automatically because it is unobtrusive and requires no > user interaction.
That is very interesting work, and maps well to a very real user stories beyond the corporate conference room scenario you laid out, namely coordination meetings among small activist groups, as well as in person meetings between a journalist and source. Thanks for sharing. _______________________________________________ Messaging mailing list [email protected] https://moderncrypto.org/mailman/listinfo/messaging
