> so Dino A. Dai Zovi (head of security for CashApp) published code to do it.

Great! May be useful to decrypt also the whatsapp videos, mentioned in Lev Parnas' excerpts.

FTR, Just found that there are many other tools available for decrypt whatsapp in last two years.[0]

[0] https://github.com/search?o=desc&q=whatsapp+decrypt&s=update...