RE: Binary packet protocol rethink

Peter Gutmann <[email protected]>
Newsgroups gmane.ietf.secsh
Message-ID <9A043F3CF02CD34C8E74AC1594475C73F4B9321A@uxcn10-5.UoA.auckland.ac.nz>
Niels Möller <[email protected]> writes:

>One can do all of these with the current ssh wire protocol. It's even
>straight-forward to do. But if we switch to clear text lengths (with no
>other, deeper, changes to the protocol), it gets a lot more difficult.

Why?  The length just tells you how much to decrypt in one block, what you put
inside it is up to you.  At a lower level, the TCP headers already give length
information, and if you can deal with that then you can just as easily deal
with plaintext lengths.

Peter.
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