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Re: [TLS] Data limit for GCM under a given key.

Tony Arcieri <bascule@gmail.com> Sat, 07 November 2015 00:59 UTC

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Date: Fri, 06 Nov 2015 16:59:08 -0800
Message-ID: <CAHOTMV++hODJgstmROMv6BPUveDQgH=+KoN8UKCecRxtQQ+N9g@mail.gmail.com>
From: Tony Arcieri <bascule@gmail.com>
To: Watson Ladd <watsonbladd@gmail.com>
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Subject: Re: [TLS] Data limit for GCM under a given key.
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On Friday, November 6, 2015, Watson Ladd <watsonbladd@gmail.com> wrote:

> On Wed, Nov 4, 2015 at 3:43 PM, Dang, Quynh <quynh.dang@nist.gov
> <javascript:;>> wrote:
> > I did not talk  under indistinguishability framework. My discussion was
> about confidentiality protection and authentication.
>
> What is the definition of "confidentiality protection" being used here?
>

I too am confused by Quynh's statement. Indistinguishability is the modern
bar for confidentiality and authentication.

Quynh, are you talking about anything less than IND-CCA2? If you are, that
is less than the modern bar I would personally consider acceptable.


-- 
Tony Arcieri

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