Can-Spam Act: Law, Business, and Technology,
guest editorial by Al Donaldson in
National Association of Legislative Information Technology newsletter, July 2004.
Spam Filtering with Active SMTP (ASMTP),
slides for ESCOM presentation to NIST Spam Workshop, February 2004.
Barbarians At The Gate - Stopping Spam In Its Tracks,
by Karl Nyberg, Grebyn Corporation.
This paper documents an 8 week test of ASMTP at grebyn.com during which
"the appliance successfully quarantined over 99% of the spam".
Trusted MINIX: A Worked Example,
by A. Donaldson, J.W. Taylor, and D.M. Chizmadia.
This paper was published in the Proceedings of the 13th National Computer
Security Conference, 1990.