NSA Director Gen. Keith Alexander
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U.S. Army General Keith Alexander, director of the National Security Agency and commander of the U.S. Cyber Command, speaks at Bloomberg Government's "Cybersecurity: Costs and Solutions" conference in Washington, D.C., U.S., on Wednesday, Oct. 30, 2013. Alexander said he sees cloud computing as a possible solution for being able to quickly respond to cyber threats. Photographer: Julia Schmalz/Bloomberg *** Local Caption *** Keith AlexanderCopyright 2013 Bloomberg. All rights reserved.