Thanks to the Internet, global trade and global tourism, the world is more connected than ever. But this also makes critical infrastructures such as electricity, transport and the health system more vulnerable.

Just recently, cable sabotage paralyzed the Deutsche Bahn network. It is known from past attacks that the attackers often prepare for a long time. In a hacker attack on a power grid in Ukraine in 2015, the perpetrators had penetrated the system months earlier. To be better prepared for disruptions and hidden attacks, Research and science are therefore also concerned with the security of critical infrastructures.