U.S. Navy secretary says paying attention to cyber threats

By Andrea Shalal WASHINGTON (Reuters) – The U.S. Navy is working hard to improve the cyber security of its computer networks and weapon and communications systems, while bracing for potential attacks on power grids and fuel supplies, Navy Secretary Ray Mabus said Wednesday. Mabus said cyber warfare was a clear threat given Russia’s use of cyber attacks before its physical invasions of Crimea and Georgia

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U.S. Navy secretary says paying attention to cyber threats