On Sep 11, 2012, at 4:53 PM, Curtis Villamizar wrote:

> We had a similar discussion before and I pointed out that for security
> some form of exchange of keys or certificates was needed.
> 
> Having a factory configured root DNSSEC certificate gets one form of
> trust anchor.  The browser certificates provide another, possibly very
> flawed forn of trust anchor.
> 
> A means to create a local certificate and manually distribute this
> could be the basis of a local trust anchor for local addresses and
> names.
> 
> For specific services it may be best to have certificates or keys
> exchanged between client and server.

In an unmanaged environment, some form of a ceremony is needed
(http://eprint.iacr.org/2007/399.pdf), such as to prove locality
and control.  

Mark

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