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Re: [TLS] Eric Rescorla's Discuss on draft-ietf-tls-dnssec-chain-extension-06: (with DISCUSS and COMMENT)

Shumon Huque <shuque@gmail.com> Tue, 27 February 2018 16:24 UTC

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From: Shumon Huque <shuque@gmail.com>
Date: Tue, 27 Feb 2018 11:24:31 -0500
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To: Viktor Dukhovni <viktor@dukhovni.org>
Cc: TLS WG <tls@ietf.org>, tls-chairs <tls-chairs@ietf.org>, draft-ietf-tls-dnssec-chain-extension@ietf.org, The IESG <iesg@ietf.org>
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Subject: Re: [TLS] Eric Rescorla's Discuss on draft-ietf-tls-dnssec-chain-extension-06: (with DISCUSS and COMMENT)
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On Tue, Feb 27, 2018 at 10:59 AM, Shumon Huque <shuque@gmail.com> wrote:

>
>
> Several of us were well aware of this during the early days of the
> draft, but perhaps many folks did not fully appreciate the impacts
> until I elaborated on them last year, and added text that described
> the "adversary with fraudulently obtained PKIX credentials" attack.
>

Following up to my own message, sorry ..

It occurred to me that perhaps a good way to mitigate this risk is
a combo of mechanisms like CAA and Certificate Transparency logs.

Shumon Huque

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