FYI
OCB is a faster mode for AES than GCM (the current MTI in TLS/1.3). Do
read the linked
post about how Phil Rogaway intentionally abandoning the OCB patents.
---------- Forwarded message ---------
From: Salz, Rich <rsalz=40akamai.com at dmarc.ietf.org>
Date: Fri, Feb 26, 2021 at 11:31 AM
Subject: [CFRG] OCB patents are abandoned; freely usable
To: cfrg at ietf.org <cfrg at ietf.org>
Quoting from a posting to the cryptography mailing list,
https://www.metzdowd.com/pipermail/cryptography/2021-February/036762.html :
On 2/16/21, 9:19 PM, "Jon Callas" <jon at callas.org> wrote:
. . .
The deal, which is publicly verifiable from the PTO, is that he stopped
paying the PTO upkeep fee, and so the patents are all now abandoned. I
wrote him because I went to the PTO to check on expiry dates and saw that
and thought "huh?" about it. He verified that it was intentional as a way
to put the matter to bed without license games.
. . .
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