Strikes on Iran will test US cyber strategy abroad, and defenses at home

Coordinated U.S. and Israeli strikes on Iranian targets are putting renewed focus on how the United States integrates offensive cyber capabilities into the battlespace — and how prepared federal agencies are for retaliation at home.

Iran has shown a tendency to respond to overseas threats with cyber means, from defacing websites to spying on U.S. and allied targets. Tracking such actions and alerting the U.S. government and public is a job of the Cybersecurity and Infrastructure Security Agency, which has been operating with sharply reduced staffing due to a funding lapse for its parent agency, the Department of Homeland Security.

“This is a bad time for Washington’s cyber agency to be operating with limited staff,” said Annie Fixler, director of the Center on Cyber and Technology Innovation at the Foundation for Defense of Democracies, a national security think tank.

That funding lapse comes after Trump-administration moves shrank ...