Re: SMTP+TLS to MXs, was Re: Comments on Draft IRTF ASRG DNSBL - 07

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In message <200811140742.mAE7gJNn062219@xxxxxxxxxxxxxxxx>, Mark Andrews writes:
> 
> In message <alpine.LRH.2.00.0811140934240.9364@xxxxxxxxxx>, Pekka Savola write
> s:
> > On Fri, 14 Nov 2008, Mark Andrews wrote:
> > >> How does an application do "accept if signed and validated by DNSSEC"?
> > >
> > > 	You validate the CERT RRset using the techniques in RFC
> > > 	4033, 4034 and 4035.  If the answer is "secure" then it was
> > > 	signed and validated.  You the match offered cert to the CERT
> > > 	RRs using the information from RFC 4398.
> > >
> > > 	Do you need more detail or is that enough guidance?
> > 
> > I was interested in more detail, specifically, are there application 
> > interfaces an application could use, or every app need to implement 
> > validation using 4033-5 techniques (a lot of work, and most would 
> > probably do it wrong)?
> 
> 	There are a number of libraries available which can do
> 	dnssec validation.

	And if you want to off load the validation you can used
	AD + TSIG.
 
> 	Mark
> -- 
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews@xxxxxxx
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews@xxxxxxx
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