(L-R) An Amazon Echo Spot, an Amazon Echo Plus 1st Generation, an Amazon Echo Button and an Amazon Echo Dot 4th Generation sit among the smart devices being studied at the lab of Associate Professor of Computer Science and Executive Director of the Cybersecurity and Privacy Institute at Northeastern University David Choffnes at the Interdisciplinary Science and Engineering Complex at Northeastern University in Boston, Massachusetts, U.S., October 14, 2021. REUTERS/Brian Snyder/File Photo
