Comment by conscion

That seems unlikely given that they use the signal protocol: https://signal.org/blog/whatsapp-complete/

> they're able to probabilisticly guess at

That's not how encryption works at all. At least not any encryption used in the last 100 years.

You'd probably have to go all the way back to the encryption methods of the Roman empire for that statement to make sense

That would still be very close to educated mind reading