From NextGov.com: The Department of Homeland Security conducted its third large-scale cybersecurity drill last week to test government's and industry's ability to respond to hackers hijacking Web content and stealing personal identities with the goal of grabbing sensitive information and crippling federal and commercial operations.

The primary goal of Cyber Storm III is to test procedures the Obama administration outlined for how agencies and companies should work together during cyber attacks. The White House established the roles and responsibilities for public and private sector managers in its classified National Cyber Incident Response Plan.

The exercise includede participants from seven Cabinet-level agencies, including the Commerce, Defense, Energy, Homeland Security, Justice, Transportation and Treasury departments, as well as other members of the intelligence and law enforcement community. Eleven state governments and 60 companies also will be participating, along with representatives from the information technology, communications, chemical, electrical and transportation sectors.

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