Re: [TLS] WGLC for draft-ietf-tls-hybrid-design

2022-08-22 Thread Bas Westerbaan
> > Ultimately, I want fewer choices, but the direction the discussion is > headed seems about right. At least in the short term, I think we need to > eschew compression and only include one offer. I also prefer fewer choices initially. The only reason we're testing both X25519+Kyber512 and X25

Re: [TLS] WGLC for draft-ietf-tls-hybrid-design

2022-08-22 Thread Kris Kwiatkowski
On 22/08/2022 14:24, Bas Westerbaan wrote: Here they're speaking about adding non-FIPS PQ to a non-PQ FIPS kex,[2] but the other way around is also ok — what am I missing? Let's assume Kyber is FIPS-approved. Indeed, you'll be able to have a FIPS library with Z generated by Kyber and T generat

Re: [TLS] WGLC for draft-ietf-tls-hybrid-design

2022-08-22 Thread Sofía Celi
Dear, all, On 22/08/2022 14:24, Bas Westerbaan wrote: Here they're speaking about adding non-FIPS PQ to a non-PQ FIPS kex,[2] but the other way around is also ok — what am I missing? Let's assume Kyber is FIPS-approved. Indeed, you'll be able to have a FIPS library with Z generated by Kyber a

Re: [TLS] WGLC for draft-ietf-tls-hybrid-design

2022-08-22 Thread Martin Thomson
On Tue, Aug 23, 2022, at 00:11, Kris Kwiatkowski wrote: > As X25519 is not FIPS-approved, the lab won't be able to test it, OK, hypothetical question, but maybe an important one. Why would a certification lab care? We compose secrets with non-secrets all the time, so even if X25519 were replac