eap Mailing List: Re: Use of EMSK?

[Jari Arkko (jari.arkko]

Bernard Aboba wrote:

> > From the point of view of the EAP Keying Framework, the AMSK is 
> > calculated 
>
> in the lower layer.
>
> Therefore the issue is not how to calculate the AMSK, but how the NAS 
> communicates that it wants/needs an AMSK, how legacy and upgraded AAA 
> servers respond to that request, and what the structure of the AMSK 
> cache is on the EAP peer, authenticator and AAA server.
>
> As far as I know, there is no document that answers these questions.

Right. Dave's proposal to use EMSK for purpose X would have to
cover these issues.

--Jari