On Wed, Aug 14, 2002 at 04:35:42PM -0400, stanislav shalunov wrote: > Melinda Shore <mshore@cisco.com> writes: > > > I think it's pretty unreasonable to put any but a trivial > > computational load on the recipient. > > The scheme that I describe (I am not sure about its origins) satisfies > this condition: search on "hashcash" on google? -- Kent Crispin kent@songbird.com