I vote FOR independent input and output lengths (and algorithm agility).

  Dan.

On Tue, August 5, 2008 3:09 am, Alan DeKok wrote:
>   The current draft assumes that key lengths for MAC are the same as the
> MAC output length, and states this as a constraint.  The counter-example
> is AES-CMAC-256, which has a 256 bit key for AES, and a 128 bit output.
>
>   The question for the WG is whether or not this is relevant.  The feel
> of the room at IETF was that the lengths should be independent.  We are
> looking for WG consensus on this issue.
>
>   Please respond FOR or AGAINST making the input and output lengths
> independent.  This consensus call will last until August 19.
>
>   Alan DeKok.
>
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