Re: [Unbearable] Fwd: I-D Action: draft-ietf-tokbind-ttrp-01.txt

Bill Cox <waywardgeek@google.com> Thu, 03 August 2017 15:31 UTC

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From: Bill Cox <waywardgeek@google.com>
Date: Thu, 3 Aug 2017 08:31:17 -0700
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To: Vladimir Dzhuvinov <vladimir@connect2id.com>
Cc: Tokbind WG <unbearable@ietf.org>
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Subject: Re: [Unbearable] Fwd: I-D Action: draft-ietf-tokbind-ttrp-01.txt
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On Thu, Aug 3, 2017 at 6:32 AM, Vladimir Dzhuvinov <vladimir@connect2id.com>
wrote:

> The downside of having set header names is that attacks on badly
> configured TLS proxies become much easier to carry out. This is my concern
> about the TTRP spec in this form.
>
> Thanks,
>
> Vladimir
>
I think most coders adding the standard header will the RFC, and will be
more likely to remember to scrub the header.

One question about the spec: Why must the "sec-token-binding" header be
removed?  I did that originally in an implementation, and was asked to stop
"molesting the headers".

Bill