Subject: Re: [Emu] Issue #20: Method Meta-Data

From: "Joseph Salowey (jsalowey)" <[email-masked]>
Date: Tue, 22 Sep 2009 15:53:09 -0700

Any objection to resolving this by changing the MUSTs to SHOULDs?

Thanks,

Joe 

> -----Original Message-----
> From: [email-masked] [mailto:[email-masked]] On 
> Behalf Of Joseph Salowey (jsalowey)
> Sent: Thursday, August 06, 2009 12:51 PM
> To: [email-masked]
> Subject: [Emu] Issue #20: Method Meta-Data
> 
> 
> #20: Method Meta-Data
> 
>  > Section 4.5.3
>  >
>  > "   The password authentication exchange MUST support additional
>  >    associated meta-data which can be used to indicate whether the
>  >    authentication is for a user or a machine.  This allows the EAP
>  >    server and peer to request and negotiate authentication
>  > specifically
>  >    for a user or machine.  This is useful in the case of
>  > multiple inner
>  >    authentications where the user and machine both need to be
>  >    authenticated.
>  > "
>  > Why is it necessary to support meta-data to indicate 
> whether  > authentication is for a user or machine?  Few 
> authentication  > protocols support this today and don't seem 
> to miss it.  For  > example, does Kerberos or PKI distinguish 
> explicitly between  > user and machine credentials?
>  >
> 
>  and
> 
>  > Section 4.6.5
>  >
>  > "   The tunnel method MUST allow for the communication of
>  > additional data
>  >    associated with an EAP method.  This can be used to
>  > indicate whether
>  >    the authentication is for a user or a machine.  This allows the
> EAP
>  >    server and peer to request and negotiate authentication
>  > specifically
>  >    for a user or machine.  This is useful in the case of
>  > multiple inner
>  >    EAP authentications where the user and machine both need to be
>  >    authenticated.
>  > "
>  > Again, why is meta-data necessary?  Can't the basic need 
> for  > machine + user auth be met without this?
>  >
> 
> --
> Ticket URL: <http://wiki.tools.ietf.org/wg/emu/trac/ticket/20>
> emu <http://tools.ietf.org/wg/emu/>
> 
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