Acknowledgements
Most of my understanding of this material came from:
“Final Report and Recommendations of the ESNET Authentication Pilot Project”, G. R. Johnson, C. L. Athey, D. E. Engert, J. P. Moore, J. E. Ramus
Available online at:
http://www.es.net/pub/esnet-doc/auth-and-security/auth-pilot-report.ps