[Uta] Re: IoT certificate profile vs TLS SNI and subjectAltName

2025-01-07 Thread Salz, Rich
> The problem is that, having done this, can we use the result in SNI? > The answer is mostly no. That's why there was some push to do something SNI > compatible, which means it has to look like a dNSName. And pedantically the answer is it looks like an unqualified DNS name, which is not what the

[Uta] Re: IoT certificate profile vs TLS SNI and subjectAltName

2025-01-07 Thread Michael Richardson
Achim Kraus wrote: > I may fail to understandiung your question or intention. Maybe you > clarify it. > Your initial question in "draft-tls13-iot" was: > "I was looking for a SN, or SAN that would encode EUI64, and I feel > surprised not to find one." > But, if you lik

[Uta] Re: IoT certificate profile vs TLS SNI and subjectAltName

2025-01-07 Thread Achim Kraus
Hi Michael, > TL;DR> Help us avoid stuffing non-DNS strings into >SubjectAltName dNSName when doing device to device (D)TLS. I may fail to understandiung your question or intention. Maybe you clarify it. Your initial question in "draft-tls13-iot" was: "I was looking for a SN, or SAN th

[Uta] Re: [TLS] Re: [Ace] IoT certificate profile vs TLS SNI and subjectAltName

2025-01-07 Thread Eric Rescorla
On Mon, Jan 6, 2025 at 9:31 PM Watson Ladd wrote: > On Mon, Jan 6, 2025 at 6:14 PM Eric Rescorla wrote: > > > > > > > > On Mon, Jan 6, 2025 at 11:31 AM Michael Richardson < > mcr+i...@sandelman.ca> wrote: > >> > >> > >> Please note and respect the Reply-To: uta@ietf.org. > >> > >> > >> > >> 4. F

[Uta] Re: IoT certificate profile vs TLS SNI and subjectAltName

2025-01-07 Thread Achim Kraus
Hi Michael, >> So, please: Is it about direct EUI64 support in x509? Or about omit >> EUI64 in device certificates? > > This is about what SNI supports vs what X509 supports. Thanks for the clarification. br Achim ___ Uta mailing list -- uta@ietf.or