Courtesy of Boeing 'Spoofing,' or intentionally generating fake GPS signals, is a threat that governments have yet to be addressed. An American bat-wing RQ-170 Sentinel—a U.S. military drone—was flying over Iran en route to its Afghanistan base in December when, Iranian military engineers claim, they reconfigured the drone's global-positioning-system coordinates to fool it into landing, intact, on Iranian soil. The U.S. military claims the drone simply malfunctioned.On Feb. 22, GPS industry experts from around the world gathered in Teddington, U.K., to discuss the system's vulnerabilities. Bob Cockshott, a director at Britain's Intelligent Communications Technology Knowledge Transfer Network and a conference
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.