Re: [TLS] Consensus Call on draft-ietf-tls-dnssec-chain-extension
Viktor Dukhovni <ietf-dane@dukhovni.org> Fri, 13 April 2018 05:41 UTC
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From: Viktor Dukhovni <ietf-dane@dukhovni.org>
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Date: Fri, 13 Apr 2018 01:41:23 -0400
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To: TLS WG <tls@ietf.org>
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Subject: Re: [TLS] Consensus Call on draft-ietf-tls-dnssec-chain-extension
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> On Apr 13, 2018, at 12:51 AM, Eric Rescorla <ekr@rtfm.com> wrote: > > Thanks for pointing this out. I agree that this text is likely to cause > interop problems and should be removed or at least scoped out in > the case where client and server are unrelated. I regret that I didn't > catch it during my IESG review. Well (B) is a proposal for doing just that, making it possible for servers to suppress any such pinning, but it also allows for future use-cases in which pinning might be desirable. If we're revising the text anyway, and given that implementors suffer no burden to insert (on the server) or ignore (on the client) an extra two bytes in the extension, (so Melinda's issue of added complexity is not a barrier here), the sensible responsive change is to add support for (B) with a requirements that clients not pin longer than requested, and servers should generally set the TTL to zero, unless pinning is understood to be fit for purpose in the given application, and the operator is willing to commit for the indicated time. -- Viktor.
- [TLS] Consensus Call on draft-ietf-tls-dnssec-cha… Joseph Salowey
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Martin Thomson
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Martin Thomson
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Ilari Liusvaara
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- [TLS] DPRIV has the downgrade too (Re: Consensus … Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Tim Hollebeek
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Shumon Huque
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Willem Toorop
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Benjamin Kaduk
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Shumon Huque
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Benjamin Kaduk
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Shumon Huque
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… James Cloos
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- [TLS] A new argument (Re: Consensus Call on draft… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Benjamin Kaduk
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Kathleen Moriarty
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Benjamin Kaduk
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Willem Toorop
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] [dane] Consensus Call on draft-ietf-tls… John Gilmore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Ilari Liusvaara
- Re: [TLS] [dane] Consensus Call on draft-ietf-tls… Viktor Dukhovni
- Re: [TLS] [dane] Consensus Call on draft-ietf-tls… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Martin Thomson
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Shumon Huque
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Martin Thomson
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Willem Toorop
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… James Cloos
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Eric Rescorla
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Sam Hartman
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Jim Fenton
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Bill Frantz
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Joseph Salowey
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Melinda Shore
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Paul Wouters
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Richard Barnes
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Shumon Huque
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Peter Gutmann
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Nico Williams
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Joseph Salowey
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Viktor Dukhovni
- Re: [TLS] Consensus Call on draft-ietf-tls-dnssec… Joseph Salowey