Time Is Money, and GPS Spoofing Can Cost It, April 2012

“New York—I always knew I could lose my shirt on Wall Street, but I never thought I’d have to worry about my watch. Not the Rolex, but the actual seconds marking the passage of time. It turns out the sands of the hourglass that tell us when things such as stocks and bonds get traded can be stolen. Don’t believe me? I’ve spent real time with the man who may have snapped time’s Master Lock: Todd Humphreys, a professor of aerospace engineering and engineering mechanics at the University of Texas at Austin.”

Continue reading the The Street article that features an interview with Dr. Humphreys.