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Cambridge Cyber Security Summit: Toward a new national cybersecurity posture

5:00 PM ET Fri, 6 Oct 2017

Thomas Fanning, chairman, president and CEO of Southern Company, Mike Gregoire, CEO of CA Technologies, Robert Hannigan, former director of GCHQ and Rob Joyce, White House cybersecurity coordinator, talk with CNBC’s Jon Fortt about developing a new, more robust and collaborative to national cyber defense.