Re: [secdir] RFC2119 vs "ought" etc, was: SECDIR review of draft-ietf-httpbis-p7-auth-24

Richard Barnes <rlb@ipv.sx> Wed, 30 October 2013 13:42 UTC

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Date: Wed, 30 Oct 2013 09:42:14 -0400
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From: Richard Barnes <rlb@ipv.sx>
To: Julian Reschke <julian.reschke@gmx.de>
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Cc: secdir <secdir@ietf.org>, Pete Resnick <presnick@qti.qualcomm.com>, "fielding@gbiv.com" <fielding@gbiv.com>, "Mankin, Allison" <amankin@verisign.com>, HTTP Working Group <ietf-http-wg@w3.org>, Barry Leiba <barryleiba@computer.org>, "mnot@pobox.com" <mnot@pobox.com>
Subject: Re: [secdir] RFC2119 vs "ought" etc, was: SECDIR review of draft-ietf-httpbis-p7-auth-24
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On Wednesday, October 30, 2013, Julian Reschke wrote:

> Stephen,
>
> thanks for the feedback.
>
> On 2013-10-29 20:35, Stephen Kent wrote:
>
>> ...
>> I see that “ought” is used in two places on page 6, but not in uppercase
>> as per RFC 6919. The authors should revisit the use of this term here.
>> ...
>> The end of Section 2.2 includes the word “might” but not uppercase, as
>> per RFC 6919. I again suggest that the authors reconsider using this
>> term in this context.
>> ...
>> Section 5.1.2 uses “ought” when discussing definitions for new
>> authentication schemes. See comments above re use of this term.The same
>> section also uses the phrase “need to” twice, where MUST seems
>> appropriate.
>> ...
>>
>
> We use "ought", "might" etc to disambiguate from RFC2119 keywords. As such
> it's intentional that they are not uppercased, and that we do not reference
> RFC 6919 (which, by the way, is dated April 1st).
>
>
Do you mean that your intent was ought==should and might==may?

Why do you feel the need to avoid SHOULD and MAY here?  They don't place
any more burden on implementors than "ought" and "might".

--Richard



> Best regards, Julian
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