Timing from GPS signals can be spoofed. http://www.gpsworld.com/defense/security-surveillance/assessing-spoofing-threat-3171?page_id=1 http://www.gpsworld.com/

Timing from GPS signals can be spoofed. http://www.gpsworld.com/defense/security-surveillance/assessing-spoofing-threat-3171?page_id=1 http://www.gpsworld.com/defense/security-surveillance/assess...