1: 1 (was RE: [ietf-dkim] Re: ISSUE 1525 -- Restriction to posting by firstAuthorbreaks email semantics)

[John L]

> Depends on the nature of the assertion.  If the assertion is "I'm a good guy" 
> or "I send virus-free messages" the receiver isn't likely to believe me.  If 
> the assertion is "Be very careful about messages coming from my domain", why 
> shouldn't the receiver pay attention to that?

Because, as I said in my previous message, you are making assertions about 
the behavior of people you don't know or control.

> With respect to a domain likely to use SSP (such as a domain used only for 
> transactional messages), who are these zillions of other senders, and why 
> should that domain be concerned about them?

I was under the impression that SSP was intended to deter unrelated 
senders from sending mail with your domain in the From: line, on the 
theory that such messages might be forgeries.  Are you saying it's for 
something else?

R's,
John