[Cryptography] Products that prevent DoH?

[Viktor Dukhovni]

On Wed, Mar 11, 2020 at 06:25:58PM -0400, Jan Schaumann wrote:

> > For example, if you're using unbound, it is enough to add:
> > 
> >     server:
> >             local-zone: "use-application-dns.net." always_nxdomain
> > 
> > to the configuration of the local resolver, in order to disable implicit
> > DoH in Firefox.
> 
> This only works for the case of the default opt-in to
> DoH, not for a client that explicitly enabled DoH via
> their configuration.

Perhaps I should posted the details, but at least in my case I am well
aware of this limitation, my Firefox is also configured to not use DoH.

-- 
    Viktor.