Re: [Emu] WG Last Call for Using EAP-TLS with TLS 1.3 (draft-ietf-emu-eap-tls13-17)

2021-07-06 Thread Joseph Salowey
On Mon, Jun 28, 2021 at 8:11 AM Oleg Pekar 
wrote:

> I still see unclearness in Section "2.2. Identity Verification", I'm
> trying to look from the implementer's perspective.
>
> 1) "Since EAP-TLS deployments may use more than one EAP
>server, each with a different certificate, EAP peer implementations
>SHOULD allow for the configuration of a unique trusted root (CA
>certificate) to authenticate the server certificate and one or more
>server names to match against the SubjectAltName (SAN) extension in
>the server certificate.  To simplify name matching, an EAP-TLS
>deployment can assign a name to represent an authorized EAP server
>and EAP Server certificates can include this name in the list of SANs
>for each certificate that represents an EAP-TLS server."
>
> --- question: Should the server name match *any* of SAN extensions in the
> server certificate? If so - then suggest to say this explicitly.
>
>
[Joe] yes the behavior is to match any.


> 2) "If server
>name matching is not used, then peers may end up trusting servers for
>EAP authentication that are not intended to be EAP servers for the
>network."
>
> --- question: It looks like a warning, right? Suggest to make it more
> explicit. Something like "If server name matching is not used, then it
> essentially decreases the level of security of peer's authentication since
> the peer may end up trusting servers for EAP authentication that are not
> intended to be EAP servers for the network."
>
>
[Joe] Thanks, I think that is better wording.


> Regards,
> Oleg
>
> On Mon, Jun 28, 2021 at 2:26 AM Joseph Salowey  wrote:
>
>> This is the working group last-call (WGLC) for draft-ietf-emu-eap-tls13.
>> Please review the draft, focus on the changes since the last WGLC and
>> submit your comments to the list by July 8, 2021.
>>
>> The IETF datatracker status page for this draft is:
>> https://datatracker.ietf.org/doc/draft-ietf-emu-eap-tls13/
>>
>> There is also an htmlized version available at:
>> https://datatracker.ietf.org/doc/html/draft-ietf-emu-eap-tls13-17
>>
>> A diff from the previous WGLC version (-15):
>>
>> https://www.ietf.org//rfcdiff?url1=draft-ietf-emu-eap-tls13-17&url2=draft-ietf-emu-eap-tls13-15
>>
>> A diff from the previous version is available at:
>> https://www.ietf.org/rfcdiff?url2=draft-ietf-emu-eap-tls13-17
>>
>> Thanks,
>>
>> Joe
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>
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[Emu] Call for agenda items - EMU @ IETF 111

2021-07-06 Thread Mohit Sethi M
EMU @ IETF 111 will be on Thursday, July 29, 2021, from 23:30  to 00:30 
(+1) UTC.

Please send the chairs (emu-cha...@ietf.org) requests for presentation 
slots. Don't forget to include the title of your presentation, related 
drafts, and the approximate amount of time needed.

We have already received a request for presentation of 
draft-chen-emu-eap-tls-ibs. Thank you for sending in your request early.

Joe and Mohit

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