From government and healthcare, energy and water networks, manufacturing and telecoms, transportation systems and financial networks, billions of people rely on critical infrastructure. Despite these industries differing in how they function, they are all increasingly relying on an internet connection to help them deliver their services. Critical infrastructure are the physical and digital shared systems that help societies, businesses and service providers function. However, its increased reliance on connectivity is making it vulnerable to cyber attacks. Such attacks can be motivated both by cybercriminals looking to make an ‘easy profit’ or rival nation-states looking to cause disruption or acquire ...