Ambient noise could be your next multi-factor authentication token

April 21, 2017 | Courtesy of techcrunch.com

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We’re all pretty used to two-factor authentication now, and it isn’t much of an inconvenience to have to type in a 4-digit code when you log in from a new location. But some Swiss security researchers came up with a smart way to authenticate without even that tiny amount of work: ambient noise.

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