barnesc at engr.orst.edu wrote: > Here's a simple hashcash implementation in Python. > 28 lines of actual code.... Looks like you've spent a bit of time on this. If you do think it is generally useful, why not put it in the Python Cookbook? <http://aspn.activestate.com/ASPN/Python/Cookbook/> -Scott David Daniels Scott.Daniels at Acm.Org