[DNSOP] Re: Working Group Last Call for draft-ietf-dnsop-generalized-notify

2025-01-08 Thread Stefan Ubbink
On Tue, 7 Jan 2025 17:24:57 +0100 Peter Thomassen wrote: > Hi Stefan, Hello Peter, > Thanks for your feedback. The below fixes will be included in the > revised submission that will be published soon (probably today or > tomorrow). Thank you for your work, my reactions are below. > On 12/27/

[DNSOP] Re: Working Group Last Call for draft-ietf-dnsop-rfc8624-bis draft-ietf-dnsop-must-not-ecc-gost draft-ietf-dnsop-must-not-sha1

2025-01-08 Thread Stefan Ubbink
On Mon, 6 Jan 2025 21:02:52 -0500 Tim Wicinski wrote: > All Hello, > Welcome back from holidays, those who have returned. > Discussions with the working group and authors and we feel these > documents are ready to move forward. The two deprecation documents > are short. The focus of 8624-bis i

[DNSOP] I-D Action: draft-ietf-dnsop-ns-revalidation-08.txt

2025-01-08 Thread internet-drafts
Internet-Draft draft-ietf-dnsop-ns-revalidation-08.txt is now available. It is a work item of the Domain Name System Operations (DNSOP) WG of the IETF. Title: Delegation Revalidation by DNS Resolvers Authors: Shumon Huque Paul Vixie Willem Toorop Name:draft-i

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Paul Vixie
wildcarding should always have been signaled by the server and synthesized in the stub. however, when dns was first developed, stubs were tiny and the idea of an extra 500 lines of C to implement wildcard synthesis would have seemed crazy. what we should do now is evolve, for example an EDNS o

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Watson Ladd
On Wed, Jan 8, 2025, 10:53 AM Paul Vixie wrote: > > wildcarding should always have been signaled by the server and synthesized in > the stub. however, when dns was first developed, stubs were tiny and the idea > of an extra 500 lines of C to implement wildcard synthesis would have seemed > craz

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Paul Vixie
On Wednesday, January 8, 2025 11:52:03 PM UTC Watson Ladd wrote: > On Wed, Jan 8, 2025, 10:53 AM Paul Vixie > wrote: > > > ... > > Maybe I'm missing something but if the attacker is just filling the > cache on a recursive resolver they cooperate with the origin to get > the responses. that's ho

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Watson Ladd
On Wed, Jan 8, 2025 at 4:00 PM Paul Vixie wrote: > > On Wednesday, January 8, 2025 11:52:03 PM UTC Watson Ladd wrote: > > > On Wed, Jan 8, 2025, 10:53 AM Paul Vixie > > > wrote: > > > > > > > ... > > > > > > Maybe I'm missing something but if the attacker is just filling the > > > cache on a recu

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Shumon Huque
On Wed, Jan 8, 2025 at 1:52 PM Paul Vixie wrote: [...] Paul, responding to just this piece of your note .. if a server (recursive or forwarding) knows the wildcard signal patterns > then it is capable of synthesis for queries from initiators who do not know > the wildcard signal patterns. this w

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread John Levine
It appears that Paul Vixie said: >what we should do now is evolve, for example an EDNS option or flag to >indicate that the >initiator is capable of understanding wildcard signalling, and if not, the >responder should >synthesize as before. this would be meaningful on both stub->recursive, >

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Paul Vixie
On Wednesday, January 8, 2025 7:18:31 PM UTC John Levine wrote: > It appears that Paul Vixie said: > > >what we should do now is evolve, for example an EDNS option or flag to > >indicate that the initiator is capable of understanding wildcard > >signalling, and if not, the responder should synth

[DNSOP] Re: [EXTERNAL] compact-denial-of-existence-06 is out

2025-01-08 Thread Suzanne Woolf
Hi, Thanks Shumon for the summary of the major changes to the compact-denial draft. As Shumon pointed out, there were some useful comments that came in after IETF Last Call. The authors have integrated those comments, which are not extensive but not trivial. There’s a judgment call to be made

[DNSOP] Re: I-D Action: draft-ietf-dnsop-ns-revalidation-08.txt

2025-01-08 Thread Willem Toorop
Dear all, In this updated version of the Delegation Revalidation by DNS Resolvers draft, we address the issues that came up during the dnsop working group session at the IETF 120, namely: * We mention that the security benefits with DNSSEC validated infrastructure data only applies when r

[DNSOP] Moving forward on domain validation

2025-01-08 Thread Paul Hoffman
Greetings again. draft-ietf-dnsop-domain-verification-techniques is stuck, I think for good reason. It has evolved to be all of "best practices", "cool extensions", "requirements", and "examples of how people do this now". That evolution has caused the result to have conflicting advice and uncle

[DNSOP] Re: "Ridding DNS of Wildcards" was Re: Flag for Wildcard Responses

2025-01-08 Thread Masataka Ohta
Paul Vixie wrote: wildcarding should always have been signaled by the server and synthesized in the stub. No. See below. however, when dns was first developed, stubs were tiny and the idea of an extra 500 lines of C to implement wildcard synthesis would have seemed crazy. A lot more seri