Iran managed to "hack" GPS to steer a state of the art American drone to land safely at a location of their choice over four years ago. https://en.wikipedia.or

Iran managed to "hack" GPS to steer a state of the art American drone to land safely at a location of their choice over four years ago. https://en.wikipedia.org/wiki/Iran%E2%80%93U.S._RQ-170_incident https://en.wikipedia.org/wiki/Iran%E2%80%93U.S._RQ-170_incid... I would say that GPS's vulnerability is a current problem rather than a future one.