Cyberwar and the Nuclear Option

It would be a mistake to take nuclear retaliation off the table against even the most grievous cyberattacks.

Elbridge Colby is a principal analyst at CNA, where he focuses on strategic issues and advises a number of U.S. Government entities. He previously served with the Department of Defense on the New START treaty negotiation and ratification effort and as an expert advisor with the Congressional Strategic Posture Commission.