Keith Moore wrote: > > The open utility of IP is at stake here. > > yup, probably so. but why is the IETF list somehow more > likely to produce a solution than the ASRG list? For starters, this should not be a approached as research problem. Besides that, focusing on anti-spam is targeting the symptom rather than the underlying protocol that is being abused. We need a real engineering effort to define an alternative to SMTP that has a reasonably deployable trust model, and traceability. There may be other requirements, but just those two would be a good start because the existing legal infrastructure could start on the social engineering part of the problem space. Tony