"R. A. Hettinga" <[EMAIL PROTECTED]> writes: >If we really do get cryptographic signatures on email in a way that works, >expect 80% of all spam to be blown away as a matter of course.
I think you mean: If we really do get cryptographic signatures on email in a way that works, expect 80% of all spam to contain legit signatures from hacked PCs. This is just another variation of the "To secure the Internet, build a big wall around it and only let the good guys in" idea. Peter.