And this can be.
Research organization Chatham House, believes that the U.S. ballistic missile Trident have a number of critical vulnerabilities in the security system.
The organization published a report, which notes that the digital control system and software in the ground control stations and military submarines are vulnerable to getting malware.
DDoS-attack on the strategic nuclear Arsenal remains possible. The invasion would be quite different from the kind of hacking or the collapse of a private or public computer network.
If the goal of terrorists is the beginning of full-scale hostilities, the attempt to “get” a virus in system management will be accompanied by massive sending misleading data to the military.