Re: [Doh] Seeking input on draft-03
Erik Kline <ek@google.com> Thu, 08 February 2018 18:59 UTC
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From: Erik Kline <ek@google.com>
Date: Thu, 08 Feb 2018 10:58:59 -0800
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To: Justin Henck <henck@google.com>
Cc: Ben Schwartz <bemasc@google.com>, doh@ietf.org, mbishop@evequefou.be
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Subject: Re: [Doh] Seeking input on draft-03
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Sounds like you might want a (TXT) record at the zone cut level? On 8 February 2018 at 10:55, Justin Henck <henck@google.com> wrote: > I would like to see a way for clients to discover a DNS server hosted on a > certain domain. Perhaps a .well-known/dns path that contains a relative > pointer and other metadata. I'm imagining a use case whereby the user could > choose to rely upon an organization that they find trustworthy which is > offering DNS, without needing to do a significant amount of discovery (e.g. > "maybe known.tld has a DNS server?"). You could of course also have an > absolute pointer, but then you have to account for the situation whereby > known.tld might delegate to unknown.tld. > > Justin Henck > Google > > > On Thu, Feb 8, 2018 at 1:21 PM Ben Schwartz <bemasc@google.com> wrote: >> >> On Thu, Feb 8, 2018 at 1:11 PM, Mike Bishop <mbishop@evequefou.be> wrote: >>> >>> I’m inclined to think this is a positive change. We’re trying to do >>> something better than the current world of “trust the local DNS server >>> because unauthenticated DHCP says so”, and promiscuous trust just because a >>> server claims it support DOH via a .well-known endpoint isn’t really any >>> better. >> >> >> To be clear, the draft never proposed promiscuous trust, which would >> indeed be highly problematic. However, draft-03 does include additional >> language clarifying this point. >> >>> >>> The client should know the hostname(s) of the DOH server(s) it wants to >>> use >> >> >> In draft-03, "knowing the hostname" is not sufficient, because there is no >> default path for DOH. This is the change on which I am seeking input. >> >>> >>> , and it should authenticate the DOH server against that hostname. >> >> >> Yes, definitely. (I believe the draft is clear on this point, but feel >> free to suggest improvements.) >> >>> >>> If a server hosts content and also wants to also serve DOH, there are >>> ways to present a hostname that covers both names (or present two >>> certificates) on an HTTP connection. >>> >>> >>> >>> From: Doh [mailto:doh-bounces@ietf.org] On Behalf Of Ben Schwartz >>> Sent: Thursday, February 8, 2018 10:05 AM >>> To: doh@ietf.org >>> Subject: [Doh] Seeking input on draft-03 >>> >>> >>> >>> Hi all, >>> >>> >>> >>> The authors of draft-ietf-doh-dns-over-https have been making good >>> progress, and a draft-03 is now ready with several changes and >>> clarifications. >>> >>> >>> >>> One important difference is that draft-03 no longer proposes a >>> ".well-known" entry. In draft-02 and prior, clients could check for the >>> presence of a DOH service at the default path, given only the domain name of >>> a server. In draft-03, there is no default path, so clients must be >>> configured with the full URL of the DOH endpoint. >>> >>> >>> >>> Is this change compatible with your use cases? Would this alter the way >>> users interact with your systems? How do you think DOH client configuration >>> should work? >>> >>> >>> >>> Please respond with your thoughts, >>> >>> Ben Schwartz >> >> >> _______________________________________________ >> Doh mailing list >> Doh@ietf.org >> https://www.ietf.org/mailman/listinfo/doh > > > _______________________________________________ > Doh mailing list > Doh@ietf.org > https://www.ietf.org/mailman/listinfo/doh >
- [Doh] Seeking input on draft-03 Ben Schwartz
- Re: [Doh] Seeking input on draft-03 Mike Bishop
- Re: [Doh] [Ext] Seeking input on draft-03 Paul Hoffman
- Re: [Doh] Seeking input on draft-03 Ben Schwartz
- Re: [Doh] Seeking input on draft-03 Justin Henck
- Re: [Doh] Seeking input on draft-03 Erik Kline
- Re: [Doh] Seeking input on draft-03 Justin Henck
- Re: [Doh] Seeking input on draft-03 manu tman
- Re: [Doh] Seeking input on draft-03 Hewitt, Rory
- Re: [Doh] Seeking input on draft-03 Justin Henck
- Re: [Doh] Seeking input on draft-03 Stephen Farrell
- Re: [Doh] Seeking input on draft-03 Patrick McManus
- Re: [Doh] Seeking input on draft-03 manu tman
- Re: [Doh] Seeking input on draft-03 Justin Henck
- Re: [Doh] Seeking input on draft-03 Stephen Farrell
- Re: [Doh] Seeking input on draft-03 Justin Henck