Re: Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-06 Thread Jeffrey Thomas
I don't see why one user would not want to reveal his location, because he already send it regularly, although less precisely, to his telco because that's how GSM works. AFAIK, telcos are then free to use this information commercialy and forced to give all details to the cops when asked to,

Re: Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-06 Thread Al Johnson
On Friday 06 July 2007 15:05, cedric cellier wrote: -[ Thu, Jul 05, 2007 at 01:30:48PM -0400, Paul Wouters ] Especially, an implementation of the Pierre protocol would be interesting. In essence, using the protocol, two people can reveal each others location but only when they are

Re: Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-06 Thread Wolfgang S. Rupprecht
Al Johnson [EMAIL PROTECTED] writes: At the moment the telcos don't seem to be making their subscribers' locations freely available. If they did I would probably keep my phone turned off until I needed it, because I don't trust everybody to be nice. Location-based marketing would be

Re: Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-06 Thread Tim Newsom
On Fri, 6 Jul 2007 12:25, Wolfgang S. Rupprecht wrote: Another good reason from an open-source product. Maybe there is a vast untapped market for selling open-source phones to the governments of the world (to protect them from the other governments of the word. ;-)) -wolfgang Except that as

Re: GPS trail - crazy idea

2007-07-05 Thread rixed
I was looking for a project to start practicing openMoko, and was willing to learn how GPS receivers work (never used one). Your project fits perfectly. ___ OpenMoko community mailing list community@lists.openmoko.org

Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-05 Thread Paul Wouters
On Wed, 4 Jul 2007, Werner Almesberger wrote: Trails of multiple users, shared in real time, would be the killer application. I don't think anyone is doing that at the moment. A typical scenario would be to meet someone in a city both don't know. Street names aren't very useful, but knowing

Re: Location Privacy Protocols, was Re: GPS trail - crazy idea

2007-07-05 Thread Nick Johnson
On 7/6/07, Paul Wouters [EMAIL PROTECTED] wrote: A paper was presented at the Privacy Enhancing Technologies conference in Ottawa a few weeks ago: Louis, Lester and Pierre: Three Protocols for Location Privacy Ge Zhong, Ian Goldberg, Urs Hengartner (University of Waterloo) See:

Re: GPS trail - crazy idea

2007-07-04 Thread Urivan Saaib
Werner, This sounds pretty cool. I've always thinking on a service that could let anyone provide means to upload their position (without being tied to any personal records) and be able to see through the time the evolution of the flows of population (dynamic of fluids). Could be amazing to see

Re: GPS trail - crazy idea

2007-07-04 Thread ramsesoriginal
it could interface with google maps, http://wikimapia.org/ or have some custome service, as a basis we could use http://wikimap.sourceforge.net/Main_Page On 7/4/07, Urivan Saaib [EMAIL PROTECTED] wrote: Werner, This sounds pretty cool. I've always thinking on a service that could let anyone

Re: GPS trail - crazy idea

2007-07-04 Thread Werner Almesberger
Urivan Saaib wrote: This sounds pretty cool. I've always thinking on a service that could let anyone provide means to upload their position (without being tied to any personal records) and be able to see through the time the evolution of the flows of population (dynamic of fluids). That would

GPS trail - crazy idea

2007-07-03 Thread Werner Almesberger
Hi all, I was wondering of any of the Gtk gurus hanging out here could do me a little favour. I have this idea that's haunting me in my sleep, but I don't have the time to implement it. It should be really easy to do, though. The idea is to have a GPS tracker/mapper that uses a very simple GUI

Re: GPS trail - crazy idea

2007-07-03 Thread Nick Johnson
On 7/4/07, Werner Almesberger [EMAIL PROTECTED] wrote: The current location interface should probably be generic, e.g., reading x-meters, y-meters, seconds messages from a Unix domain socket. We can then feed it with fake test data and/or slap on a converter from NMEA. Why not just use NMEA

Re: GPS trail - crazy idea

2007-07-03 Thread Werner Almesberger
Nick Johnson wrote: Why not just use NMEA sentences directly? They're simple to read, and more versatile. Sure. Just wanted to skip the math and modularize the thing. - Werner -- _ / Werner Almesberger, Buenos Aires,