From WIRED (Paywall)
By Vittoria Elliott and Makena Kelly
A deepfake robocall impersonating President Joe Biden is rocking the New Hampshire primary and no one knows who’s behind it.
Over the weekend, voters in New Hampshire and New England received a call from a voice that sounded eerily like Biden, touting election “malarkey,” and discouraging them to vote in the Tuesday primaries...
Audio fakes are especially pernicious because, unlike faked photos or videos, they lack many of the visual signals that might help someone identify that they’ve been altered, says Hany Farid, a professor at Berkeley School of Information. “With robocalls, the audio quality on a phone is not great and so it is easier to trick people with fake audio...”
Hany Farid is a professor in the Department of Electrical Engineering & Computer Sciences and the School of Information at UC Berkeley and a senior advisor to the Counter Extremism Project.