The Amazon.com Inc. application displays the Amazon Echo on an Apple Inc. iPad in Washington, D.C., U.S., on Monday, Dec. 5, 2016. Amazon.com unveiled a new security tool for cloud customers last week, part of a slew of product announcements designed to fend off competition from Microsoft Corp., Alphabet Inc.'s Google and others in the fast-growing cloud computing market. Photographer: Andrew Harrer/Bloomberg via Getty Images