The Department of Homeland Security (DHS) announced on September 1, 2018, that it has created a National Risk Management Center to address strategic risks to the nation’s infrastructure. Earlier this month, DHS Secretary Kirstjen Nielsen said the use … [Read more...] about A National Risk Center: Does It Lower The Danger?
Contributor: Dr. Gene H. McCall
Assured Position, Navigation, and Timing for the United States
Left: World map showing the location of GPS ground components It is shown that the issue associated with assuring Position, Navigation, and Timing is not one of building backup systems to augment the GPS, but, rather, one of designing and building … [Read more...] about Assured Position, Navigation, and Timing for the United States
The U.S. Global Positioning System Needs Protection
The Global Positioning System (GPS) is the most important technology and capability ever developed and fielded by the military forces of the United States. Originally, conceived as an aid to weapon delivery and navigation for the military, the system … [Read more...] about The U.S. Global Positioning System Needs Protection
Universal Positioning, Navigation, and Timing: A System for the Future
Abstract The problems of the vulnerability of the Global Positioning System to jamming and interference and the inadequate performance of eLoran are addressed. A new system, which should satisfy national needs for decades into the future, is … [Read more...] about Universal Positioning, Navigation, and Timing: A System for the Future
GPS Vulnerability: Options and Alternatives
Abstract The Global Positioning System (GPS) was declared operational on December 8, 1993. Since that time the system and the receivers that use it have been improved to a level of performance unimagined by its creators. Also, the system has been … [Read more...] about GPS Vulnerability: Options and Alternatives
Securing the GPS
Recently, there has been a considerable interest shown in the fact that the nation has become very dependent on the GPS signals and the capabilities that they enable. There have been many presentations by those who claim that GPS signals are weak … [Read more...] about Securing the GPS