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Utkarsh Sanghi, a security engineer at Google, works in a hallway during the Black Hat USA 2014 hacker conference at the Mandalay Bay Convention Center Aug. 6, 2014.

Steve Marcus

Utkarsh Sanghi, a security engineer at Google, works in a hallway during the Black Hat USA 2014 hacker conference at the Mandalay Bay Convention Center Aug. 6, 2014.