Re: [ietf-dkim] Acronyms

2009-03-13 Thread J.D. Falk
Jim Fenton wrote:
> I'm still not convinced that adding acronyms makes the document clearer,
> but AUID seems fine to me.

+1

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J.D. Falk
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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Scott Kitterman
On Thu, 12 Mar 2009 19:51:04 +0100 Eliot Lear  wrote:
>On 3/12/09 3:56 PM, Dave CROCKER wrote:
>> Is anyone  /against/  using AUID?
>>
>
>In so far as we cannot avoid a new acronym, I am not against AUID.
>
>Eliot

+ 1

Scott K
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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Eliot Lear
On 3/12/09 3:56 PM, Dave CROCKER wrote:
> Is anyone  /against/  using AUID?
>

In so far as we cannot avoid a new acronym, I am not against AUID.

Eliot
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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Wietse Venema
Dave CROCKER:
> Is anyone  /against/  using AUID?
> 
> d/
> 
> Suresh Ramasubramanian wrote:
> > On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba  
> > wrote:
> >>> Somewhat whimsically but wholly serious: Would simply changing the
> >>> acronym to AUID (for Agent or User IDentifier) avoid mistaken
> >>> connotations associated with User Agents (UAs)?
> >> WFM.
> > 
> > +1

+1 Looks good to me.

Wietse
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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Jim Fenton
I'm still not convinced that adding acronyms makes the document clearer,
but AUID seems fine to me.

-Jim

Dave CROCKER wrote:
> Is anyone  /against/  using AUID?
>
> d/
>
>
> Suresh Ramasubramanian wrote:
>   
>> On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba  wrote:
>> 
 Somewhat whimsically but wholly serious: Would simply changing the
 acronym to AUID (for Agent or User IDentifier) avoid mistaken
 connotations associated with User Agents (UAs)?
 
>>> WFM.
>>>   
>> +1
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>>
>> 
>
>   
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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Al Iverson
On Thu, Mar 12, 2009 at 10:30 AM, Siegel, Ellen
 wrote:
>
>> On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba
>>  wrote:
 Somewhat whimsically but wholly serious: Would simply changing the
 acronym to AUID (for Agent or User IDentifier) avoid mistaken
 connotations associated with User Agents (UAs)?
>>>
>>> WFM.

+1


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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Siegel, Ellen

> On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba  
>  wrote:
>>> Somewhat whimsically but wholly serious: Would simply changing the
>>> acronym to AUID (for Agent or User IDentifier) avoid mistaken
>>> connotations associated with User Agents (UAs)?
>>
>> WFM.
>
> +1
>

+1


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Re: [ietf-dkim] Acronyms

2009-03-12 Thread Dave CROCKER
Is anyone  /against/  using AUID?

d/


Suresh Ramasubramanian wrote:
> On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba  wrote:
>>> Somewhat whimsically but wholly serious: Would simply changing the
>>> acronym to AUID (for Agent or User IDentifier) avoid mistaken
>>> connotations associated with User Agents (UAs)?
>> WFM.
> 
> +1
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   bbiw.net
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Suresh Ramasubramanian
On Thu, Mar 12, 2009 at 3:54 AM, Barry Leiba  wrote:
>> Somewhat whimsically but wholly serious: Would simply changing the
>> acronym to AUID (for Agent or User IDentifier) avoid mistaken
>> connotations associated with User Agents (UAs)?
>
> WFM.

+1
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Barry Leiba
> Somewhat whimsically but wholly serious: Would simply changing the
> acronym to AUID (for Agent or User IDentifier) avoid mistaken
> connotations associated with User Agents (UAs)?

WFM.

Barry
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Steve Atkins

On Mar 11, 2009, at 2:05 PM, Tony Hansen wrote:

> Somewhat whimsically but wholly serious: Would simply changing the
> acronym to AUID (for Agent or User IDentifier) avoid mistaken
> connotations associated with User Agents (UAs)?

+1 for the easy fix.

Cheers,
   Steve

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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Tony Hansen
Somewhat whimsically but wholly serious: Would simply changing the
acronym to AUID (for Agent or User IDentifier) avoid mistaken
connotations associated with User Agents (UAs)?

Tony

Jim Fenton wrote:
> Barry Leiba wrote:
>> Actually responding to the thread this time, as a participant...
>>
>>   
> It's not confusing if the meaning is related.  The term "user or
> agent" is the actual semantics of this value.  I read that as
> equivalent to "user agent".
> 
 It's not.  A user agent is an application that acts on behalf of the
 user but is not the user.
   
>>> UAID is an identifier.  In computing contexts such as DKIM, all identifiers
>>> refer to machine-based entities, possibly ones that are representing humans.
>>> 
>> The only concern I have here is that because "user agent" has a
>> specific connotation, there could be confusion about what happens to
>> it when a user uses more than one UA.  Suppose I use Gmail's web
>> client, Mulberry, Apple Mail, and Thunderbird, all at different times,
>> and all sending mail as  through Gmail's
>> email infrastructure.  (In fact, that *is* the case.)  Should the UAID
>> that Gmail sticks in the signature always be the same, because it's
>> just me, using these client programs interchangably?  Should it be
>> different for all of them, because they're all different UAs?  Should
>> the webmail version use one UAID, and the others use another, because
>> there are only two submission mechanisms involved (web vs SMTP to port
>> 587)?
>>
>> I can see that someone implementing or configuring a system wouldn't
>> be sure how to set this up, and at least part of the confusion would
>> be due to interpretation of "user agent".
>>   
> 
> I share this concern, because I use at least three MUAs (at Cisco, that
> is...more at home).  We don't want to give the impression that the
> choice of MUA is necessarily reflected in the i= value.
>> I also agree that we should spend too long on this point... again,
>> speaking as a participant.
>>   
> 
> Yes, by all means let's spend too long on this!  :-)
> 
> -Jim
> 
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Jim Fenton
Barry Leiba wrote:
> Actually responding to the thread this time, as a participant...
>
>   
 It's not confusing if the meaning is related.  The term "user or
 agent" is the actual semantics of this value.  I read that as
 equivalent to "user agent".
 
>>> It's not.  A user agent is an application that acts on behalf of the
>>> user but is not the user.
>>>   
>> UAID is an identifier.  In computing contexts such as DKIM, all identifiers
>> refer to machine-based entities, possibly ones that are representing humans.
>> 
>
> The only concern I have here is that because "user agent" has a
> specific connotation, there could be confusion about what happens to
> it when a user uses more than one UA.  Suppose I use Gmail's web
> client, Mulberry, Apple Mail, and Thunderbird, all at different times,
> and all sending mail as  through Gmail's
> email infrastructure.  (In fact, that *is* the case.)  Should the UAID
> that Gmail sticks in the signature always be the same, because it's
> just me, using these client programs interchangably?  Should it be
> different for all of them, because they're all different UAs?  Should
> the webmail version use one UAID, and the others use another, because
> there are only two submission mechanisms involved (web vs SMTP to port
> 587)?
>
> I can see that someone implementing or configuring a system wouldn't
> be sure how to set this up, and at least part of the confusion would
> be due to interpretation of "user agent".
>   

I share this concern, because I use at least three MUAs (at Cisco, that
is...more at home).  We don't want to give the impression that the
choice of MUA is necessarily reflected in the i= value.
> I also agree that we should spend too long on this point... again,
> speaking as a participant.
>   

Yes, by all means let's spend too long on this!  :-)

-Jim

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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Dave CROCKER


Barry Leiba wrote:
> The only concern I have here is that because "user agent" has a
> specific connotation, there could be confusion about what happens to
> it when a user uses more than one UA.  Suppose I use Gmail's web
> client, Mulberry, Apple Mail, and Thunderbird, all at different times,
> and all sending mail as  through Gmail's
> email infrastructure.  (In fact, that *is* the case.)  Should the UAID
> that Gmail sticks in the signature always be the same, because it's
> just me, using these client programs interchangably? 


I think this mostly confuses implementation with architecture.

Simple test:  Are you using/getting different email addresses when you use 
these 
different modes of access?  Probably not.

That said, note that John Levine's description of his signing model nicely 
provides an example of having different UAID values, depending on the author's 
means of access.  In this case, he's decided that there is in fact some real 
utility in making exactly the distinction you raise.  So it's plausible, but no 
it's not necessary.



-- 

   Dave Crocker
   Brandenburg InternetWorking
   bbiw.net
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Barry Leiba
Actually responding to the thread this time, as a participant...

>>> It's not confusing if the meaning is related.  The term "user or
>>> agent" is the actual semantics of this value.  I read that as
>>> equivalent to "user agent".
>>
>> It's not.  A user agent is an application that acts on behalf of the
>> user but is not the user.
>
> UAID is an identifier.  In computing contexts such as DKIM, all identifiers
> refer to machine-based entities, possibly ones that are representing humans.

The only concern I have here is that because "user agent" has a
specific connotation, there could be confusion about what happens to
it when a user uses more than one UA.  Suppose I use Gmail's web
client, Mulberry, Apple Mail, and Thunderbird, all at different times,
and all sending mail as  through Gmail's
email infrastructure.  (In fact, that *is* the case.)  Should the UAID
that Gmail sticks in the signature always be the same, because it's
just me, using these client programs interchangably?  Should it be
different for all of them, because they're all different UAs?  Should
the webmail version use one UAID, and the others use another, because
there are only two submission mechanisms involved (web vs SMTP to port
587)?

I can see that someone implementing or configuring a system wouldn't
be sure how to set this up, and at least part of the confusion would
be due to interpretation of "user agent".

I also agree that we should spend too long on this point... again,
speaking as a participant.

Barry

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Re: [ietf-dkim] Acronyms (an academic discussion)

2009-03-11 Thread Eliot Lear
Just on this point:

> Do you think that that label would have obvious and useful meaning to 
> an average administrator who is trying to configure DKIM modules?  I 
> don't.  I'm not even sure it's "really what is being described here" 
> because the label is sufficiently far from language used in DKIM 
> discussions.  Note that I'm not saying your assessment of meaning is 
> wrong, but that it isn't obvious to me that it is right.  For an 
> acronym, that ought to count against using it.

I like a choice that isn't even close to any of the other terms.  That 
way they're easily separable.  I fear it's inevitable that Identifier 
has to be in there somewhere, or I'd get rid of that too.   But as UA 
really has taken up cognitive space, it alone is worth shooting.  Again, 
if you don't like the term I picked, that's okay.  I really ought to not 
have presented one.

What I meant was simply this: the value of i=, or r= for that matter, is 
meant to be private or opaque.  My problem was that I really REALLY 
really wanted to avoid OID ;-)

Eliot
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Barry Leiba
Humorous (maybe) and meaningless (definitely) side-comment, here,
because we need to maintain levity as well as progress:

> My personal preference for best acronym used by the
> IETF is still IPoLPDN.  I leave it as an exercise to the reader or the
> reader's memory to understand how that was pronounced.

Back in the early days of IBM's TOOLS system and "the forums" (see my
blog entry at http://staringatemptypages.blogspot.com/2009/03/leiba-lament.html
for more background on that), the program used for posting forum
entries prefaced quotes from earlier entries with the email address of
who said it -- "LEIBA at YKTVMV", for instance.  One guy modified the
program to resolve the address from his personal address book ("NAMES
file") if it could, so it would say something like "Barry Leiba"
instead.  Much more friendly, he thought.

Only, not everyone agreed.  For one thing, people were used to it the
other way, and they could more readily see who said what if it always
appeared the same.  For another thing, the guy didn't always put
people's *names* in his NAMES file.  Lots of them were nicknames, such
as "August Founder" or "Great Descriptivist Satan", and that wasn't
always helpful.  But he insisted on using his version.

Someone else started referring to the guy's practice as "Let the
Buggers Eat My NAMES File Entries and Like It", which got abbreviated
as "LtBEMNFEaLI".  We decided that it would be pronounced "light-beam
feelie", and that it sounded like a mantra.


Thank you for listening.  I now return you to the Argument Clinic
sketch, already in progress.

Barry

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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Dave CROCKER


Eliot Lear wrote:
>> It's not confusing if the meaning is related.  The term "user or 
>> agent" is the actual semantics of this value.  I read that as 
>> equivalent to "user agent".
> 
> It's not.  A user agent is an application that acts on behalf of the 
> user but is not the user.  

UAID is an identifier.  In computing contexts such as DKIM, all identifiers 
refer to machine-based entities, possibly ones that are representing humans.

In other words, DKIM only ever deals with, or refers to, agents.


>>> 2.  If you're going to add acronyms, let them be ones that either can 
>>> be easily pronounced without having to spell them out. 
>> Like "TCP" and "SNMP" and "BGP"?
>>
>> I prefer nicely pronounceable acronyms, too, but the absence of that 
>> pleasant feature doesn't create a veto.
> 
> And I'm not proposing a veto, Dave.  I'm saying, 'yuck, but okay' 

Oh.  Missed the 'okay'.  Thanks for the clarification.


> If you prefer, and I'm NOT standing on my head about this one, you could 
> go for something like Private-Context-IDentifier  (PCID), because I 
> think that is really what is being described here.

Do you think that that label would have obvious and useful meaning to an 
average 
administrator who is trying to configure DKIM modules?  I don't.  I'm not even 
sure it's "really what is being described here" because the label is 
sufficiently far from language used in DKIM discussions.  Note that I'm not 
saying your assessment of meaning is wrong, but that it isn't obvious to me 
that 
it is right.  For an acronym, that ought to count against using it.

d/
-- 

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   Brandenburg InternetWorking
   bbiw.net
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Re: [ietf-dkim] Acronyms

2009-03-11 Thread Eliot Lear
On 3/11/09 4:50 PM, Dave CROCKER wrote:
>
>
> Eliot Lear wrote:
>> 1.  UA has an existing connotation that people will grab onto.  This 
>> in itself is mnemonically confusing.
>
> It's not confusing if the meaning is related.  The term "user or 
> agent" is the actual semantics of this value.  I read that as 
> equivalent to "user agent".

It's not.  A user agent is an application that acts on behalf of the 
user but is not the user.  And it is used to refer the MUA.
>
> The basic UA/MTA model is based on the concept of delegation.  Since 
> DKIM was created to delegate the task of claiming responsibility (from 
> the author to the entity doing the signing), I see it as a) consistent 
> with the underlying constructs of Internet mail and b) warranting 
> terminology for the "user or agent" component being similar.
>
>
>> 2.  If you're going to add acronyms, let them be ones that either can 
>> be easily pronounced without having to spell them out. 
>
> Like "TCP" and "SNMP" and "BGP"?
>
> I prefer nicely pronounceable acronyms, too, but the absence of that 
> pleasant feature doesn't create a veto.

And I'm not proposing a veto, Dave.  I'm saying, 'yuck, but okay' 
precisely because I really don't think anyone sees as desirable semantic 
email ping pong to come up with a better term.  Also I realized I didn't 
give the other half of that "either" above which is "use short 2 or 3 
letter acronyms".  My personal preference for best acronym used by the 
IETF is still IPoLPDN.  I leave it as an exercise to the reader or the 
reader's memory to understand how that was pronounced.

>
> If you have a more pleasant acronym to suggest -- one that maintains 
> appropriate semantics -- by all means do so.  Those of us who 
> developed the SDID/UAID acronyms also were not happy with the 
> aesthetics of the choice, but this was the best we could come up with.

If you prefer, and I'm NOT standing on my head about this one, you could 
go for something like Private-Context-IDentifier  (PCID), because I 
think that is really what is being described here.

Eliot
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