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Forum: Tech Log

16th Aug 2017, 22:33

Replies: 27

GPS spoofing at sea

Views: 8,114

Posted By underfire

Not sure what you mean. Technically, it is always...

Not sure what you mean. Technically, it is always an INS/IRS approach, one cannot use raw GPS data.
Depending on the RNP level of the approach, you may not be able to use the approach in the...

Forum: Tech Log

16th Aug 2017, 17:53

Replies: 27

GPS spoofing at sea

Views: 8,114

Posted By underfire

Yes, this has been discussed at length on other...

Yes, this has been discussed at length on other threads. On the ac, the GPS knows where it was, not where it is. The Kalman filter provides the estimated location.
Along with RAIM, and RAIM checks...

Forum: Tech Log

15th Aug 2017, 17:41

Replies: 27

GPS spoofing at sea

Views: 8,114

Posted By underfire

Jamming it and misdirecting it are much different...

Jamming it and misdirecting it are much different animals.

Very few recievers would, or even could, use one signal to triangulate and locate.

At sea is a slow moving target.

Thank you...

Forum: Tech Log

15th Aug 2017, 10:29

Replies: 27

GPS spoofing at sea

Views: 8,114

Posted By underfire

GPS spoofing at sea

An apparent mass and blatant, GPS spoofing attack involving over 20 vessels in the Black Sea last month has navigation experts and maritime executives scratching their heads.

The event first came...

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