[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Bob Beck
On Fri, May 24, 2024 at 2:05 PM Christian Huitema wrote: > > > On 5/23/2024 9:41 AM, David Benjamin wrote: > > At the end of the day, the TLS components of trust expressions are > > simply a more size-efficient form of the certificate_authorities field. > > The rest is working through the deploym

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Christian Huitema
On 5/23/2024 9:41 AM, David Benjamin wrote: At the end of the day, the TLS components of trust expressions are simply a more size-efficient form of the certificate_authorities field. The rest is working through the deployment implications to reduce server operator burden. However, the way we

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Ilari Liusvaara
On Fri, May 24, 2024 at 06:14:00PM +0100, Dennis Jackson wrote: > > Trust Expressions, though intended to solve completely different problems, > will accidentally eradicate both of these advantages. Firstly, it provides a > nice on ramp for a new domestic trust store, mostly through the negotiatio

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Nick Harper
On Thu, May 23, 2024 at 4:14 AM Dennis Jackson wrote: > Hi Nick, > > I think the issues around risk have a great deal of nuance that you're not > appreciating, but which I've tried to lay out below. I appreciate that > rational reasonable people can absolutely disagree on how they weigh up > thes

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Dennis Jackson
Hi Ryan, On 23/05/2024 19:01, Ryan Hurst wrote: Regarding the concern about government-mandated adoption of root certificates, I also care deeply about this issue. This is why I am disappointed by the one-sided nature of the conversation. I see no mechanism in this proposal that bypasses opera

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-24 Thread Dennis Jackson
On 23/05/2024 17:41, David Benjamin wrote: On Thu, May 23, 2024 at 11:09 AM Dennis Jackson wrote This is something that I believe David Benjamin and the other draft authors, and I all agree on. You and Nick seem to have misunderstood either the argument or the draft. David Be

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread Ryan Hurst
I am joining this thread a bit late but have been following the discussion. I want to express my support for Trust Expressions and comment on a few points that have been made. First, the reality is that websites already have to support multiple certificates to accommodate both ECC and RSA. This is

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread Watson Ladd
On Thu, May 23, 2024 at 12:42 PM David Benjamin wrote: > > Of course, whether this property (whether servers can usefully pre-deploy > not-yet-added trust anchors), which trust expressions does not have, even > matters boils to whether a root program would misinterpret availability in > server

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread Sean Turner
Hi! Let’s clam it down some in this thread. Just a gentle reminder to keep it professional. Thanks, spt ___ TLS mailing list -- tls@ietf.org To unsubscribe send an email to tls-le...@ietf.org

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread David Benjamin
On Thu, May 23, 2024 at 11:09 AM Dennis Jackson wrote > > > I think we have to agree that Trust Expressions enables websites to > adopt new CA chains regardless of client trust and even builds a > centralized mechanism for doing so. It is a core feature of the design. > > No one has to agree to t

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread Dennis Jackson
Hi David, On 23/05/2024 14:07, David Adrian wrote: There is certainly a discussion to be had about how well Trust Expressions solves problems experienced by the HTTPS ecosystem and the Web PKI today. However, that requires moving past repeated, unsubstantiated claims about how Trust Expression

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread David Adrian
Hi Dennis, There is certainly a discussion to be had about how well Trust Expressions solves problems experienced by the HTTPS ecosystem and the Web PKI today. However, that requires moving past repeated, unsubstantiated claims about how Trust Expressions enables government surveillance, something

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-23 Thread Dennis Jackson
Hi Nick, I think the issues around risk have a great deal of nuance that you're not appreciating, but which I've tried to lay out below. I appreciate that rational reasonable people can absolutely disagree on how they weigh up these risks, but I think we have to agree that Trust Expressions e

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-22 Thread Watson Ladd
On Tue, May 21, 2024 at 4:56 PM David Benjamin wrote: > > Hi Richard. Thanks for the comments! Replies inline. > > On Mon, May 6, 2024 at 10:23 AM Richard Barnes wrote: >> >> Hi all, >> >> Coming in late here. Appreciate the discussion so far. FWIW, here's how I'm thinking through this: >> >> I

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread Nick Harper
On Tue, May 21, 2024 at 3:00 PM Dennis Jackson wrote: > This thread is now 40+ messages deep and I guess you might have not seen > much of the previous discussion. I actually agree with much of your > analysis, but it focused on the wrong question, as I wrote earlier in this > thread: > > The que

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread Dennis Jackson
Hi Nick, On 21/05/2024 19:05, Nick Harper wrote: [...] Perhaps there are additional ways to use Trust Expressions to censor the web that are more practical and more useful than the existing techniques that I didn't consider. There are most certainly other forms of domestic control of the Web

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread Stephen Farrell
Hiya, A slightly meta comment: On 21/05/2024 19:05, Nick Harper wrote: From a process perspective, considering how a technology could be abused is important and should be addressed to a reasonable level in the RFC. I don't see a need for this to be fully fleshed out with every possible abus

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread Nick Harper
On Mon, May 20, 2024 at 7:26 AM Dennis Jackson wrote: > Compared to the alternatives, Trust Expressions seems to solve the > problems less effectively and introduce much greater risks. If you really > feel the opposite is true, I would strongly encourage you to: > b) Make a good faith attempt to

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread David Benjamin
Hi Richard. Thanks for the comments! Replies inline. On Mon, May 6, 2024 at 10:23 AM Richard Barnes wrote: > Hi all, > > Coming in late here. Appreciate the discussion so far. FWIW, here's how > I'm thinking through this: > > I would frame the basic problem here as follows, since I think the u

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-21 Thread David Benjamin
(replies inline) On Sun, May 5, 2024 at 6:48 PM Dennis Jackson wrote: > Hi David, Devon, Bob, > > I feel much of your response talks past the issue that was raised at IETF > 118. > > The question we're evaluating is NOT "If we were in a very unhappy world > where governments controlled root cert

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-20 Thread Dennis Jackson
Hi David, Devon, Bob, Response to both your recent mails below: On Thu, May 9, 2024 at 10:45 AM David Benjamin wrote: We’re particularly concerned about this server operator pain because it translates to security risks for billions of users. If root program actions cause server operator pain

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-10 Thread David Benjamin
Resending this since it seems IETF lists were broken recently ( https://www.ietf.org/blog/ietf-mailing-list-delivery-issues/). Hopefully it works this time. On Thu, May 9, 2024 at 10:45 AM David Benjamin wrote: > Hi Richard. Thanks for the comments! Replies inline. > > On Mon, May 6, 2024 at 10:

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-10 Thread David Benjamin
Resending this since it seems IETF lists were broken recently ( https://www.ietf.org/blog/ietf-mailing-list-delivery-issues/). Hopefully it works this time. On Thu, May 9, 2024 at 10:40 AM David Benjamin wrote: > (replies inline) > > On Sun, May 5, 2024 at 6:48 PM Dennis Jackson 40dennis-jackso

[TLS]Re: WG Adoption for TLS Trust Expressions

2024-05-06 Thread Richard Barnes
Hi all, Coming in late here. Appreciate the discussion so far. FWIW, here's how I'm thinking through this: I would frame the basic problem here as follows, since I think the use cases presented are all basically corollaries: Root store fragmentation makes it hard for server operators to make su