[rdtsc]

Wonder if there are any implications here for breaking (MitM) ZRTP protocol.

https://en.wikipedia.org/wiki/ZRTP

At some point to authenticate both parties verify a short message by reading it to each other.

However, NSA has already tried to MitM that about 10 years ago by using voice synthesis. It was deemed inadequate at the time. Wonder if TTS improvements like these, change that game and make it more plausable scenario.

[luckystarr]

This will make private in person key exchange way more important. Especially as the attack vector is so cheap (software).