David Last

Across transportation, agriculture, industry, commerce, and finance, GPS has replaced earlier technologies, opened up innovative applications, and led to new ways of doing old things. GPS now plays a key role in the critical infrastructures of all industrialized nations, from the most sophisticated...more >>

The most widely used of all GPS devices are in-car navigators. When vehicles carrying navigators are used for criminal purposes, records contained in the devices may be examined. Such investigations rely on newly developed forensic techniques that employ a combination of computer expertise and...more >>

The first in a series of deviations from normal GPS signal broadcasts during September was noted by researches at the University of New Brunswick, among others around the globe, who found that normal signals from the L1 and L2 transmitters on the GPS satellite PRN01/SVN49 were unavailable for more...more >>

The September conference on GNSS Vulnerabilities and Solutions focused on several aspects of GNSS vulnerability, among them increasing criminal activity: the appearance of low-cost jammers capable of blocking the L1 and L2 frequencies of GPS and Galileo, plus mobile phones. Criminals are now using...more >>