Hi Jan,

I would like to learn a bit more about the concerns you expressed regarding 
EAP-TLS.
If there are problems, then they should have been fixed with the work on 
EAP-TLS 1.3.

You write:
"
   The specification for EAP-TLS [RFC5216] does not
   include guidance on how to decide if a certificate is valid for this
   specific authentication.
"

What does it mean when you say "... valid for this specific authentication"?
Which certificate? Client or Server certificate?

"
   supplicant has no implicit information to determine the expected
   subject name in the server's certificate
"

https://datatracker.ietf.org/doc/html/rfc5216#section-5.2 has something to say 
about this topic and RFC 9190 didn't change it.
This does not fit your needs, as it seems. Why?

Note that you can define a new EAP method without having to dismiss other EAP 
methods.
Standardizing EAP-FIDO is just fine. Hence, I would re-write the intro to say 
something about FIDO authentication. 

Ciao
Hannes

-----Original Message-----
From: Emu <emu-boun...@ietf.org> On Behalf Of Jan-Frederik Rieckers
Sent: Dienstag, 24. Oktober 2023 00:38
To: emu@ietf.org
Subject: [Emu] New I-D: A new EAP method called EAP-FIDO

Hi emu folks,

as already teased at the last IETF, we finally have a first I-D ready for 
EAP-FIDO.[1]

The basic idea:
Password-based network authentication is not really state-of-the-art any more 
and, due to failure to verify the server certificate, sometimes even completely 
broken.
Almost every device nowadays has a TPM chip or something similar, that is able 
to speak FIDO, either with the help of the OS or generically.
So, why not use FIDO to log in to networks?

There is a proof-of-concept implementation (not compatible with the spec in the 
draft yet, just to show that "It works™") that was used to perform an eduroam 
login at a conference with an EAP-FIDO key.

We will hold a side-meeting on Monday evening, 18:00 in Room Karlin 4, to 
discuss some of the open design questions and to gather feedback on what else 
may be needed in the specification.

We have also requested a time slot at the emu session on Tuesday, to shortly 
present the work.

Any feedback is welcome.

Cheers
Janfred

[1]: https://datatracker.ietf.org/doc/draft-janfred-eap-fido/

--
Herr Jan-Frederik Rieckers
Security, Trust & Identity Services

E-Mail: rieck...@dfn.de | Fon: +49 30884299-339 | Fax: +49 30884299-370
Pronomen: er/sein | Pronouns: he/him
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