Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Rob Wilton (rwilton)
Hi Martin, > -Original Message- > From: Martin Thomson > Sent: 15 July 2022 21:37 > To: Peter Saint-Andre ; Rob Wilton (rwilton) > ; The IESG > Cc: draft-ietf-uta-rfc7525...@ietf.org; uta-cha...@ietf.org; uta@ietf.org; > le...@sunet.se > Subject: Re: [Uta] Robert Wilton's Discuss on draf

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Thomas Fossati
Hi Rob, On Monday, 18 July 2022 at 15:35, Rob Wilton (rwilton) wrote: > > I think that you are right to be cautious here. What you want to > > have happen is interoperability. If you say 1.2 or later, then > > there is a risk of some implementations doing 1.2 only and some > > doing 1.3 only,

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Martin Thomson
On Mon, Jul 18, 2022, at 15:34, Rob Wilton (rwilton) wrote: > I completely get wanting the interop, but the MUST implement TLS 1.2 > still feels too strong given that AIUI, one of the reasons for TLS 1.3 > was to help mitigate some of the security issues that turned up in TLS > 1.2. It feels re

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Peter Saint-Andre
On 7/18/22 10:15 AM, Martin Thomson wrote: On Mon, Jul 18, 2022, at 15:34, Rob Wilton (rwilton) wrote: I completely get wanting the interop, but the MUST implement TLS 1.2 still feels too strong given that AIUI, one of the reasons for TLS 1.3 was to help mitigate some of the security issues that

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Rob Wilton (rwilton)
Hi Thomas, From: Thomas Fossati Sent: 18 July 2022 16:41 To: Rob Wilton (rwilton) ; Martin Thomson ; Peter Saint-Andre ; The IESG Cc: draft-ietf-uta-rfc7525...@ietf.org; uta-cha...@ietf.org; uta@ietf.org; le...@sunet.se Subject: Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Thomas Fossati
Hi Rob, Peter, On Thursday, 14 July 2022 at 16:07, Peter Saint-Andre wrote: > On 7/14/22 3:37 AM, Robert Wilton via Datatracker wrote: > > (4) > > When using RSA, servers MUST authenticate using certificates > > with at least a 2048-bit modulus for the public key. In > > addition, t

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Peter Saint-Andre
Hi Rob, I'm circling back to an earlier point in the thread to cover all of the issues. (Thomas and I just discussed these topics, but Yaron was not able to join our call because of illness.) On 7/14/22 9:06 AM, Peter Saint-Andre wrote: Hi Robert, thanks for the review. Comments inline. On 7/

Re: [Uta] Éric Vyncke's No Objection on draft-ietf-uta-rfc7525bis-09: (with COMMENT)

2022-07-18 Thread Peter Saint-Andre
Hi Éric, see further thoughts on ECH below. On 7/13/22 12:12 PM, Peter Saint-Andre wrote: On 7/12/22 1:50 AM, Éric Vyncke via Datatracker wrote: Éric Vyncke has entered the following ballot position for draft-ietf-uta-rfc7525bis-09: No Objection ### Section 3.7 ESNI as a SHOULD ? Shouldn'

Re: [Uta] Robert Wilton's Discuss on draft-ietf-uta-rfc7525bis-09: (with DISCUSS and COMMENT)

2022-07-18 Thread Rob Sayre
Martin Thomson wrote: > But I don't think that you can drop TLS 1.2 today without some care and that approach is not really generally applicable. I don't think this statement is true. For example, one could easily write an iOS or Android app, and only communicate with big cloud providers or CDNs [