[dns-operations] security-aware stub resolver

[Florian Weimer]

* Paul Vixie:

> i think it's important that applications be dnssec aware.  i don't know the
> exact signalling used to tell an app that an answer was validated,

I doubt DNSSEC can be used as a useful security indicator because the
meaning of a succesful validation will very tremendously from name to
name (and depend on local configuration as well).