The US Navy is taking a number of steps to protect ship systems from cyber-attacks, including the possibility of disconnecting vessels from the navy's network.
To find those potential vulnerabilities, the navy has been methodically going through each of the major combat and control systems that are open and susceptible to a cyber-attack.
"We have in some cases already developed what we call engineering change proposals to separate those systems out," Vice Admiral Thomas Moore, commander of the US Navy's Naval Sea Systems Command (NAVSEA), said on 2 November at the Washington, DC, navy yard.
The navy is creating an enclave, or wall, to separate those systems from the outside world, Vice Adm Moore said.
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