If space systems such as GPS were hacked and knocked offline[1], much of the world would instantly be returned to the communications and navigation technologies of the 1950s. Yet space cybersecurity is largely invisible to the public at a time of heightened geopolitical tensions.
Cyberattacks on satellites have occurred since the 1980s[2], but...
Read more https://theconversation.com/to-guard-against-cyberattacks-in-space-researchers-ask-what-if-232365