Re: [TLS] (strict) decoding of legacy_record_version?

Martin Thomson <martin.thomson@gmail.com> Wed, 09 November 2016 00:25 UTC

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From: Martin Thomson <martin.thomson@gmail.com>
Date: Wed, 9 Nov 2016 11:25:37 +1100
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To: Brian Smith <brian@briansmith.org>
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Cc: Matt Caswell <matt@openssl.org>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] (strict) decoding of legacy_record_version?
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On 9 November 2016 at 05:59, Brian Smith <brian@briansmith.org>; wrote:
> This isn't a pervasively shared goal, though. It's good to let the browsers
> police things if they want, but I think a lot of implementations would
> prefer to avoid doing work that isn't necessary for interop or security.

If you permit someone to enforce it, then that is sufficient.  I don't
think that we should ever force someone to enforce these sorts of
things (as you say, sometimes strict enforcement isn't cheap or even
desirable).