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Re: Packet number encryption

Martin Thomson <martin.thomson@gmail.com> Fri, 09 February 2018 21:54 UTC

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From: Martin Thomson <martin.thomson@gmail.com>
Date: Sat, 10 Feb 2018 08:54:14 +1100
Message-ID: <CABkgnnUY-xKBMW3uMQ_wbuOKQ2GxwZ1pDybC5T9ToivcozUDZw@mail.gmail.com>
Subject: Re: Packet number encryption
To: Ian Swett <ianswett@google.com>
Cc: "Salz, Rich" <rsalz@akamai.com>, Praveen Balasubramanian <pravb@microsoft.com>, Eric Rescorla <ekr@rtfm.com>, "quic@ietf.org" <quic@ietf.org>, huitema <huitema@huitema.net>
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On Sat, Feb 10, 2018 at 5:20 AM, Ian Swett <ianswett@google.com> wrote:
> One issue with the current encryption proposal is you can't use hardware
> crypto offload for the bulk encryption because the packet number has to be
> encrypted after the bulk data.

Why?  Are you expecting the hardware to take the packet and run away
with it?  (I know that happens, but is that really a requirement?)

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