Subject: a better way to charge for spam

From: Steve Bellovin <[email-masked]>
Date: Fri, 13 Feb 2004 14:27:48 -0500

Let me point folks at a paper written by a colleague of mine, Bala 
Krishnamurthy, on a better charging scheme.  It uses contingent 
liability -- that is, you only pay afterwards if someone thinks you 
sent spam.  See http://www.research.att.com/~bala/papers/shred-ext.ps
(or .pdf)

		--Steve Bellovin, http://www.research.att.com/~smb