On Wed, 12 Mar 2003 09:09:09 -0600
"Matt Crawford" <[EMAIL PROTECTED]> wrote:

> > I see your point.  But I suspect it illustrates a significant 
> > limitation of the SSL/TLS protocol - in that SSL/TLS seems to assume
> > that an IP address and port number are used by only one named
> > service.  It's been awhile since I looked at the TLS protocol but I
> > don't recall any way for the client to say "prove to me that you are
> > authorized to provide the SMTP service associated with DNS name
> > foo.com".   or did I just forget that feature?
> 
> There's no reason a protocol can't be spec'd to let the client convey
> the name of the resource before the TLS handshake begins. 

no, there isn't.  but it still wouldn't give the client a way to verify
that the server is authoritative for that domain.

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