The way that the researchers did this work is, they read the software in the computer chips that were in the car, and then they used sophisticated reverse engineering tools to figure out what that software did, and then they found vulnerabilities in that software, and then they built exploits to exploit those.
Badacze odczytali oprogramowanie z czipów komputerowych w samochodzie i za pomocą analizy zwrotnej wykryli słabe punkty tego oprogramowania, co następnie wykorzystali do ataku.