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Re: AEAD in ssh



Hi Niels & denis,

> 1. How to negotiate use of AEAD. 

Rather than "n/a" as the atom, why not "AEAD" or "aead" so we are clear
about the intent? That said, I am fine with ignoring the Mac if the
'Cipher' is an AEAD like the OpenSSH folks do if that is helpful.

Technically, aren't both AES-GCM and ChaCha20-Poly1305 considered to be
Authenticated Encryption with Associated Data (AEAD) rather than being
either a Mac or a Cipher directly?

> 3. If and how to encrypt the length field. 

+1 on encrypting the length field.

fwiw: I agree on the overall direction you have written.

	-- Mark



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