“We live in a world where data is constantly flowing. It is clear that those who control communications traffic have a distinct advantage. The ability to disrupt, inspect, modify or re-route traffic provides an invaluable opportunity to carry out attacks,” Santamarta wrote in his paper.
"In certain cases no user interaction is required to exploit the vulnerability, just sending a simple SMS or specially crafted message from one ship to another ship can do it." Santamarta wrote in the description to his talk. He told Reuters, "These devices are wide open. The goal of this talk is to help change that situation."