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Re: SDSI syntax

On Wed, 1 May 1996 hallam@w3.org wrote:

> There is a problem however. In my document signature scheme I deliberately used 
> only positive assertions to ensure that the system was monotonic (additional 
> assertions cannot contradict earlier ones). I suspect that Ron chose to avoid 
> negatives for similar reasons.

This doesn't seem to be  a key requirement; getting non-monotonic isn't a 
problem if there are easy ways to break ties; certificates aren't KRS...