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TAG: Todd Humphreys

This heat map shows GPS spoofing at a government complex in Tehran,which houses the Ministry of Defense, Communication Regulatory Authority, Telecommunications Infrastructure Company, and Ministry of Telecommunications and Technology. (Screenshot: Dana Goward)

GPS circle spoofing discovered in Iran

April 21, 2020

Image: Skytruth

Chinese GPS spoofing circles could hide Iran oil shipments

December 17, 2019

Image: GPS World

U.S. Army partners with UT Austin, Texas A&M System for advanced PNT

October 30, 2019

Cover: Crows.org

Russia practices widespread spoofing

April 2, 2019

Image: GPS World

How worried are you hackers will discover our locations?

June 28, 2016

photo: Kenneth M. Pesyna, Jr., Robert W. Heath, Jr. and Todd E. Humphreys

ION Announces 2015 Award Winners, Fellows

February 2, 2015

photo: Kenneth M. Pesyna, Jr., Robert W. Heath, Jr. and Todd E. Humphreys

Accuracy in the Palm of Your Hand

February 2, 2015

Image: GPS World

Directions 2013: The Future of GNSS Security

December 1, 2012