TAG: Department of Homeland Security

Exelis, UrsaNav to Demo eLoran with Homeland Security, Coast Guard

May 22, 2015By

Exelis, UrsaNav, the Department of Homeland Security’s Science and Technology Directorate (DHS S&T), and the U.S. Coast Guard have entered into a cooperative research and development agreement (CRADA) for testing and demonstration at former Loran-C sites. The team will evaluate eLoran as a potential complementary system to GPS. The capabilities and potential utilization methods of eLoran will be explored in depth to... read more

Drone Hack: Spoofing Attack Demonstration on a Civilian Unmanned Aerial Vehicle

August 1, 2012By

By Daniel Shepard, Jahshan A. Bhatti, and Todd E. Humphreys  Unmanned aerial vehicle (uav) used in the spoofing tests; owned by the University of Texas.  A radio signal sent from a half-mile away deceived the GPS receiver of a UAV into thinking that it was rising straight up. In this way, the UAV’s dependence on civil GPS allowed the... read more