[ietf-dkim] New Issue: Base: Upgrade indication and protection
against downgrade attacks
dhc at dcrocker.net
Thu Feb 16 10:26:51 PST 2006
>> Having an agility approach that we like more than any other approach, and that
>> just happens to be robust against downgrade attack, is different than focusing
>> on the concern for downgrade attack.
> Right. There are any number of reasons why we may have to change
> algs. Security attacks, costs, IP claims...
So forgive me for being so dense -- even though I assume folks are used to that
by now -- but DKIM already supports multiple signatures (including permitting
So I am now entirely unclear what change is needed and what problem is being
pursued, by the current thread.
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