Re: [TLS] TLS Export Channel Binding

2020-05-09 Thread Sam Whited
Hi all, After thinking about this a little more, I think we should keep the draft generic and not make it SCRAM specific. While I generally agree with Jonathan's defense-in-depth strategy, there is also value in having a direct replacement for tls-unique that can be substituted in everywhere tls-u

Re: [TLS] NIST crypto group and HKDF (and therefore TLS 1.3)

2020-05-09 Thread Salz, Rich
Sorry for the confusion I caused. HKDF is part of SP 800-56C. NIST says that what TLS 1.3 does isn't quite the same, and therefore will not be covered by 56C. NIST wants to get TLS 1.3 validated for FIPS, and is currently trying to figure out how to do so. The comment period for 56C closes Fr

Re: [TLS] NIST crypto group and HKDF (and therefore TLS 1.3)

2020-05-09 Thread Watson Ladd
On Sat, May 9, 2020 at 9:08 AM Salz, Rich wrote: > > Sorry for the confusion I caused. > > HKDF is part of SP 800-56C. NIST says that what TLS 1.3 does isn't quite the same, and therefore will not be covered by 56C. NIST wants to get TLS 1.3 validated for FIPS, and is currently trying to figure o

Re: [TLS] NIST crypto group and HKDF (and therefore TLS 1.3)

2020-05-09 Thread Sean Turner
Rich, Check out SP 800-52r2. Section 3.1 includes the following: servers … should be configured to negotiate TLS 1.3. and Agencies shall support TLS 1.3 by January 1, 2024. “should” and “shall” are defined in RFC 2119. One could make the case that you are already there ;} If not, then I’m goi

Re: [TLS] WGLC for draft-ietf-tls-md5-sha1-deprecate

2020-05-09 Thread Christopher Wood
FYI: This PR has been merged. Best, Chris, on behalf of the chairs On Mon, May 4, 2020, at 10:08 AM, Christopher Wood wrote: > Thanks, Alessandro! We'll aim to merge this PR on Friday. We ask that > folks review it before then. > >https://github.com/tlswg/draft-ietf-tls-md5-sha1-deprecate/