On March 19, 2021, the Wall Street Journal featured an op-ed by former Department of Transportation Deputy Assistant Secretary for Research and Technology Diana Furchtgott-Roth on the vulnerabilities of GPS.
In the op-ed, Furchtgott-Roth urges the Department of Transportation and Congress to act on the recommendations of a recent DOT report on GPS alternatives.
“The Transportation Department report concluded that multiple technologies should be used to complement GPS. NextNav, a California-based company, performed particularly well in urban areas with its Metropolitan Beacon System, a terrestrial network of long range broadcast beacons. In rural and maritime areas, the Virginia-based Satelles displayed outstanding timing and location solutions, delivered over the Iridium constellation of 66 low-Earth-orbit satellites.”
Read more at the Wall Street Journal site (subscription required).