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The U.S. government has spent years shoring up its cyber defenses but continues to grapple with how it should deter and respond to attacks, key officials said Jan. 5.“We have a lot more work to do to put the right deterrence and response framework in place on cyber,” said Marcel Lettre, undersecretary of defense for intelligence, who testified at a Senate Armed Services Committee hearing on foreign cyber threats. “The next administration would be well-served to focus very early" on continuing…
