[Cryptography] Hohha Protocol : 1. Key renewal review

[Salz, Rich]

>    I thought, the following method may be a good idea.
    I also shared it privately with Ersin, yesterday, when I read his messages.
  
You should look at what TLS 1.3 does for key derivation. It has been reviewed by cryptographers.
  
>    This method doesn't require key renewal.
>    And it also provides forward secrecy.
  
Are you sure that it does?  Once I have the keys, all other keys can be derived as they use only public information.