Re: Some major edits just checked in. - tls errors

On 2008-03-28 09:23:15 -0400, Mary Ellen Zurko/Westford/IBM wrote:

> http://www.w3.org/2006/WSC/drafts/rec/rewrite.html#sec-tlserrors
> 
> "When the URL corresponding to the transaction at hand does not match the 
> certificate presented, and a validated certificate is used, then error 
> signalling of level warning or above (6.4.3 Warning/Caution Messages , 
> 6.4.4 Danger Messages) MUST be used."
> 
> This one seems like a low ball to me. The whole point of the TLS server 
> authentication is to match the certificate to the URL. Why is the low bar 
> on this warning, instead of always danger? 

I think I took this from Serge's material; personally, I'd be as
happy to use danger right away.

> and conversely:

> "If TLS negotiation otherwise fails, error signalling of level danger (
> 6.4.4 Danger Messages) MUST be used."

> I have no user intuition about this. Why is this danger? 

Mostly because it is about the cases in which the protocol
negotiation fails with a hard error -- so there is no way to
proceed, even if the user ill-advisedly wanted to.

-- 
Thomas Roessler, W3C  <tlr@w3.org>

Received on Friday, 28 March 2008 13:42:24 UTC