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High Horizontal Dilution of Precision 22-23 June 2018

High Horizontal Dilution of Precision 22-23 June 2018

Notice from US Coast Guard Users of the Global Positioning System (GPS) may experience a short period of high Horizontal Dilution of Precision (HDOP) / Position Dilution of Precision (PDOP) in the locations below at the times indicated due to satellite maintenance...
Jamming GPS to Leave Work Early – Chronos Case Study

Jamming GPS to Leave Work Early – Chronos Case Study

Blog Editor’s Note: GPS is an invisible utility that underpins most every networked technology. All nations must get better at preventing, detecting and stopping these kinds of disruptions. In Europe the STRIKE3 project’s limited sampling has discovered...
Easily Spoofing Them All at Once – Inside GNSS

Easily Spoofing Them All at Once – Inside GNSS

Blog Editor’s Note: There are some in the GNSS community who think that the only answer needed for resilience is use of multiple GNSS frequencies and/or constellations. This is problematic as all constellations use the same frequency band and can be easily...