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RE: Packet number encryption

Praveen Balasubramanian <pravb@microsoft.com> Fri, 09 February 2018 23:33 UTC

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From: Praveen Balasubramanian <pravb@microsoft.com>
To: "Salz, Rich" <rsalz@akamai.com>, Mikkel Fahnøe Jørgensen <mikkelfj@gmail.com>, Victor Vasiliev <vasilvv@google.com>
CC: Marten Seemann <martenseemann@gmail.com>, "quic@ietf.org" <quic@ietf.org>, huitema <huitema@huitema.net>
Subject: RE: Packet number encryption
Thread-Topic: Packet number encryption
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Date: Fri, 09 Feb 2018 23:33:29 +0000
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Yep in context of the proposals yes and that is at about 1%+ (based on a quick test) and might get more pronounced when other bottlenecks disappear. I was merely commenting that crypto is already a large fraction of overall processing cost and will only become a larger factor with other improvements.

From: Salz, Rich [mailto:rsalz@akamai.com]
Sent: Friday, February 9, 2018 3:17 PM
To: Praveen Balasubramanian <pravb@microsoft.com>; Mikkel Fahnøe Jørgensen <mikkelfj@gmail.com>; Victor Vasiliev <vasilvv@google.com>
Cc: Marten Seemann <martenseemann@gmail.com>; quic@ietf.org; huitema <huitema@huitema.net>
Subject: Re: Packet number encryption

But plaintext/encryption isn’t the real comparison, it’s encrypting A vs A-n, right?

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