Re: [Doh] [EXTERNAL] Reviewing Resolver-Associated DOH

On Fri, Mar 15, 2019 at 5:41 PM Winfield, Alister
<Alister.Winfield=40sky.uk@dmarc.ietf.org> wrote:
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> IP-address certificates
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> Bad ! Especially if the less enlightened think to try to create a certificate for a private IP. Very bad idea.
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> A new .well-known endpoint
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> Maybe someone can suggest a better location that doesn’t break things.
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Can you elaborate more ?
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> 4. Recursive resolvers synthesizing responses as if they were authoritative for certain names
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> 5. Machine-readable content in a TXT record
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> Also, the draft does not enable the use of DoH if (1) an application relies on POSIX-like DNS APIs to bootstrap AND (2) the resolver is only reachable on a non-public IP address (e.g. RFC 1918).  This is a side effect of the requirement that the DoH server provide a valid certificate for its name, chained to a root that is already trusted by the client.  This draft does not alter that requirement.
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> If any of these technical elements are of concern to you, please comment now, so that the meeting can be as productive as possible.
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> --Ben
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