Re: [stir] I-D Action: draft-ietf-stir-certificates-17.txt

Martin Thomson <martin.thomson@gmail.com> Thu, 14 December 2017 17:42 UTC

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From: Martin Thomson <martin.thomson@gmail.com>
Date: Thu, 14 Dec 2017 11:42:14 -0600
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To: Sean Turner <sean@sn3rd.com>
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Subject: Re: [stir] I-D Action: draft-ietf-stir-certificates-17.txt
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That doesn't sound like a good reason.

On Thu, Dec 14, 2017 at 11:40 AM, Sean Turner <sean@sn3rd.com> wrote:
> The only reason I can come up with is to allow laziness.
>
> spt
>
>> On Dec 14, 2017, at 11:42, Martin Thomson <martin.thomson@gmail.com> wrote:
>>
>> Hey Sean, why did you choose to allow capped ranges rather than making
>> them invalid?
>>
>> "123"+900 is now equivalent to "123"+876, which means that you have
>> two ways to represent the same thing.  Don't we try to avoid that in
>> certificates?  (I mean otherwise we'd use BER...)
>>
>> On Thu, Dec 14, 2017 at 9:57 AM, Sean Turner <sean@sn3rd.com> wrote:
>>> This version addresses ekr’s discuss and IANA’s request to include additional fields (which I forgot).
>>>
>>> spt
>>>
>>>> On Dec 14, 2017, at 10:55, internet-drafts@ietf.org wrote:
>>>>
>>>>
>>>> A New Internet-Draft is available from the on-line Internet-Drafts directories.
>>>> This draft is a work item of the Secure Telephone Identity Revisited WG of the IETF.
>>>>
>>>>       Title           : Secure Telephone Identity Credentials: Certificates
>>>>       Authors         : Jon Peterson
>>>>                         Sean Turner
>>>>      Filename        : draft-ietf-stir-certificates-17.txt
>>>>      Pages           : 22
>>>>      Date            : 2017-12-14
>>>>
>>>> Abstract:
>>>>  In order to prevent the impersonation of telephone numbers on the
>>>>  Internet, some kind of credential system needs to exist that
>>>>  cryptographically asserts authority over telephone numbers.  This
>>>>  document describes the use of certificates in establishing authority
>>>>  over telephone numbers, as a component of a broader architecture for
>>>>  managing telephone numbers as identities in protocols like SIP.
>>>>
>>>>
>>>> The IETF datatracker status page for this draft is:
>>>> https://datatracker.ietf.org/doc/draft-ietf-stir-certificates/
>>>>
>>>> There are also htmlized versions available at:
>>>> https://tools.ietf.org/html/draft-ietf-stir-certificates-17
>>>> https://datatracker.ietf.org/doc/html/draft-ietf-stir-certificates-17
>>>>
>>>> A diff from the previous version is available at:
>>>> https://www.ietf.org/rfcdiff?url2=draft-ietf-stir-certificates-17
>>>>
>>>>
>>>> Please note that it may take a couple of minutes from the time of submission
>>>> until the htmlized version and diff are available at tools.ietf.org.
>>>>
>>>> Internet-Drafts are also available by anonymous FTP at:
>>>> ftp://ftp.ietf.org/internet-drafts/
>>>>
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>>>
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>