Re: [TLS] Trust Expressions Follow-up

2024-03-04 Thread Orie Steele
Thanks for your thoughtful reply. Inline: On Sat, Mar 2, 2024 at 9:21 PM David Benjamin wrote: > Hi Orie, > > Thanks for the note! I'm not very familiar with the SCITT work, so I can't > speak to it directly. But perhaps I can try to describe what we're trying > to achieve for TLS, and that mig

Re: [TLS] Trust Expressions Follow-up

2024-03-02 Thread David Benjamin
Hi Orie, Thanks for the note! I'm not very familiar with the SCITT work, so I can't speak to it directly. But perhaps I can try to describe what we're trying to achieve for TLS, and that might help you determine whether it applies to SCITT? We're looking here to address problems caused by single-

Re: [TLS] Trust Expressions Follow-up

2024-03-01 Thread Orie Steele
I found the CDDL in the appendix intriguing: https://davidben.github.io/tls-trust-expressions/draft-davidben-tls-trust-expr.html#appendix-A In SCITT, we've been kicking around a related concept... It's had several names, all of which have led to confusion, so I will not repeat them here, but I wa

Re: [TLS] Trust Expressions Follow-up

2024-02-29 Thread Rob Sayre
On Thu, Feb 29, 2024 at 4:31 PM David Benjamin wrote: > Oh, I should have added: I put together an informal "explainer"-style > document to try to describe the high-level motivations and goals a bit > better. The format is adapted more from the web platform end [...] > There is a very uncharitab

Re: [TLS] Trust Expressions Follow-up

2024-02-29 Thread David Benjamin
Oh, I should have added: I put together an informal "explainer"-style document to try to describe the high-level motivations and goals a bit better. The format is adapted more from the web platform end, which likes to have separate explainer and specification documents, but it seemed a good style f

Re: [TLS] Trust Expressions Follow-up

2024-02-29 Thread David Benjamin
Circling back to this thread, we're now looking at prototyping the TLS parts in BoringSSL, on both the client (Chrome) and the server side. Let us know if you have any thoughts on the proposal! (Nothing that would prevent us from changing details, of course. But as there are a lot of pieces here,

Re: [TLS] Trust Expressions Follow-up

2024-01-26 Thread Ilari Liusvaara
On Fri, Jan 26, 2024 at 12:52:44PM -0500, David Benjamin wrote: > On Fri, Jan 26, 2024 at 5:15 AM Ilari Liusvaara > wrote: > > > On Thu, Jan 25, 2024 at 05:00:19PM -0500, David Benjamin wrote: > > > > > > Second, I wanted to take a step back and try to better articulate our > > > goals. I think t

Re: [TLS] Trust Expressions Follow-up

2024-01-26 Thread David Benjamin
On Fri, Jan 26, 2024 at 5:15 AM Ilari Liusvaara wrote: > On Thu, Jan 25, 2024 at 05:00:19PM -0500, David Benjamin wrote: > > > > Second, I wanted to take a step back and try to better articulate our > > goals. I think the best way to look at this draft is in three parts: > > > > 1. A new multi-ce

Re: [TLS] Trust Expressions Follow-up

2024-01-26 Thread Ilari Liusvaara
On Thu, Jan 25, 2024 at 05:00:19PM -0500, David Benjamin wrote: > > Second, I wanted to take a step back and try to better articulate our > goals. I think the best way to look at this draft is in three parts: > > 1. A new multi-certificate deployment model (the overall goal) > > 2. Selecting cer