[time-nuts] Ships fooled in GPS spoofing attack suggest Russian cyberweapon
kb8tq at n1k.org
Mon Aug 14 14:34:25 EDT 2017
Consider what your automotive GPS receiver does coming out of a tunnel or out from under
a bunch of trees. It still needs to work correctly in that situation. Same thing with
a big rain cloud “over there”. I don’t think you would want a receiver that went nuts in those cases.
I don’t think the military would want one either.
> On Aug 14, 2017, at 1:49 PM, Tim Shoppa <tshoppa at gmail.com> wrote:
> Civilian receivers generally do not measure absolute strength but instead
> report S/N. The spoofer could fake up a reasonable amount of noise to get a
> wimpy S/N with a much stronger signal.
> On Mon, Aug 14, 2017 at 1:40 PM, ken Schwieker <ksweek at mindspring.com>
>> Wouldn't monitoring the received signal strength and noting any non-normal
>> increase (or decrease) level change indicate possible spoofing? The
>> spoofing station would have no way to know what the target's
>> received signal strength would be.
>> Ken S
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