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Re: Key Identification RE: [LinkSec] Requirements




Paul:

> >The only
> > possible identifier for the key that can be used at this level are MAC
> > addresses, unless of course someone wants to invent a new 802
> > architecture.
>
>Yes ... the MAC address is very useful for identifing a key, although a 
>keyID, SAID, or SPI mechanism could also be used.  Using a MAC address to 
>identify an association/key is not the same as authenticating the MAC address.

Security Association Identifiers (SAIDs) are useful. However, they ought to 
be transient.  I envision the MAC address as the identifier for the layer 2 
participant in the security protocol.  This is more static than an SAID.

Russ