Date: February 22nd, 2018 10:42 PM Author: Anal racy location
it's so stupid that they have you recite that exact phrase when you call in. rather than training the system on that sentence, they should train the system by having the user recite random sentences containing the most popular phonemes. then, the system could identify users by having them recite a random sentence containing that subset of phonemes. that way, an attacker can't simply play back a recording.