The problem is, if someone was successfully cheating, by definition you wouldn't know!
In reality is cheating for non-record breaking flights a problem worth worrying about? Cheers, Al On 20 January 2011 14:04, Tim Shirley <[email protected]> wrote: > As Mike says, the artificial generation of GPS signals has always been > possible, as have several other possible methods of cheating. It’s a bit of > a yawn, really. > > > > Anyone who wants to come to one of my competitions and try it on is > welcome. I predict they will be shown the gate in about 2 days, and will > never fly a glider in a competition again. It will be definitely more fun > to just fly the task. > > > > And no (before you ask), I am not going to tell you how I will know. > > > > Cheers > > > > *Tim* > > * * > > *tra dire e fare c`è mezzo il mare* > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Mike Borgelt > *Sent:* Thursday, 20 January 2011 14:26 > *To:* Discussion of issues relating to Soaring in Australia. > *Subject:* Re: [Aus-soaring] Forgery and sabotage > > > > Mark, > > That sort of stuff has been available for a long time, just cheaper > and even more ubiquitous now. > > About 12 years ago a guy claimed on r.a.s. that he had done this. He > knew some guys in military electronics in the US. He thought the IGC > security requirements were ludicrous because of this gaping hole in > the security. > > You probably don't need to buy one, just know somebody who works at a > small company that has one and that he can take home on the weekend. > > This was all discussed extensively when the IGC decided to adopt GNSS > loggers and they even made a rule "It is prohibited to feed data into > the device via the antenna". > > Makes all the rest of the security song and dance look pretty silly. > As ever, security comes down to people - in this case the O.O.s. If > the O.O. is present at the beginning and end of flight and scutineers > the glider you'll get reasonable security. The IGC decided they > couldn't trust the O.O. so tried to build the security into the > hardware. Epic fail. > > If you own an IGC flight recorder just think of all the money you > were forced to spend for non existent security. > > Come to think of it, a device like this would be great for AATs. Fly > the task and record the GPS position and move it a little further > each fix until you've flown a greater distance. Feed that through the > device and into the FR in near real time. > > > Mike > > At 12:29 PM 20/01/2011, you wrote: > >Amazing the kind of stuff that's available off-the-shelf these days. > > > >I reckon if you put one of these and a IGC-approved logger into a > >barometric chamber, you can create the world record datalogger trace > >of your choice: > >http://labsat.co.uk/ > > > >The labsat unit takes a GPS or GNSS datafile and plays it back as RF, > >so a nearby GPS device will actually believe that it has followed the > >course described by the trace. With a barometric chamber you get the > >pressure altitude axis as well. The result will be a datafile you > >can extract from your IGC-approved logger which says pretty much > >whatever you want it to say. > > > >It costs about UKP7000, so you might want to buy into one in a > >syndicate with other like-minded cheats. "Tell you what, I'll > >claim the distance record, why don't you claim the speed-around- > >a-300km-triangle record?" > > > >Meanwhile, there're also ways of preventing other people from getting > >logger traces. For about twenty bucks you can get one of these: > >http://www.dealextreme.com/details.dx/sku.35827 > >Couple it with a 12V power source and hide it in the tiedown kit bag > >in whichever aircraft is at the top of a competition leaderboard to > >produce a "I would have won that comp if it weren't for that goddamn > >GPS malfunction!" result. Maybe you're not even competing in the > >comp, you just want to stir trouble 'cos you're taking the piss. > > > >It comes with free delivery :-) > > > >The equipment required to both forge and sabotage GPS traces is > >readily available off-the-shelf at prices that individuals can afford. > > > >For how long will GPS continue to be trusted for world record and > >competition claims? Will we get back to using barographs and cameras? > >Are the requirements on official observers good enough to protect against > >forgery? > > > >I love the 21st century :-) > > > > - mark > > > >-------------------------------------------------------------------- > >I tried an internal modem, [email protected] > > but it hurt when I walked. Mark Newton > >----- Voice: +61-4-1620-2223 ------------- Fax: +61-8-82231777 ----- > > > > > > > >_______________________________________________ > >Aus-soaring mailing list > >[email protected] > >To check or change subscription details, visit: > >http://lists.internode.on.net/mailman/listinfo/aus-soaring > > Borgelt Instruments - manufacturers of quality soaring instruments since > 1978 > phone Int'l + 61 746 355784 > fax Int'l + 61 746 358796 > cellphone Int'l + 61 428 355784 > > email: [email protected] > website: www.borgeltinstruments.com > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > ------------------------------ > > No virus found in this message. > Checked by AVG - www.avg.com > Version: 10.0.1191 / Virus Database: 1435/3390 - Release Date: 01/19/11 > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring >
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