Hackeando el GPS

La manipulación del sistema de identificación automático (IAS) permite hacer creer que un barco está en una posición distinta a la que realmente está. […] The technology, in essence, replicates the effect of a VPN cellphone app, making a ship appear to be in one place, while physically being elsewhere. Its use has included Chinese fishing fleets hiding operations in protected waters of South America, tankers concealing stops in Iranian oil ports, and container ships obfuscating journeys in the Middle East. […] nytimes.com | How Fake GPS Coordinates Are Leading to Lawlessness on the High Seas  

BeiDou, el GPS de China

China acaba de completar la constelaciòn de satélites de posicionamiento global BeiDou, que junto a GPS, Galileo y Glonass nos proporcionán una gran precisión […] with the launch of the new satellites – is expected to have an accuracy of 10cm (four inches) compared with the GPS’s 30cm.[…] scmp.com | China ‘becoming true space power’ as satellite launch completes BeiDou system Final satellite in the navigation network – China’s answer to the US-owned GPS – is sent into orbit on Tuesday after technical problems delayed it by a week.