nanog mailing list archives

network triangulation (Re: Geo location to IP mapping)


From: "Edward B. DREGER" <eddy+public+spam () noc everquick net>
Date: Mon, 15 May 2006 22:18:03 +0000 (GMT)


Date: Mon, 15 May 2006 17:24:48 -0400
From: sgorman1@...

The NSA was granted a patent for an IP geo-location technology based
on triangulation using latency measures.

It could probably be foiled by this patented technology:

        http://www.tinyurl.com/ebu6t

which is equally reliable and useful. ;-)

ObOp: Latency and jitter cause problems with triangulation.  I find
zipcode-level accuracy hard to believe for a predictive system.


Eddy
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