A new book argues that the best way to make the American internet less vulnerable to attack from authoritarian adversaries is to lock it down.

International rivalries can draw powerful states into local political disputes—sometimes with disastrous consequences—but the United States and China can avoid the mistakes of the Cold War.

A review of Josephine Wolff, “Cyberinsurance Policy: Rethinking Risk in an Age of Ransomware, Computer Fraud, Data Breaches, and Cyberattacks” (MIT Press, 2022).