Five of my papers on Cryptography have been posted as part of the 'GIAC Research in the Common Body of Knowledge.' They include papers on AES, DES, Kerberos, and others.
My papers on Artificial Intelligence and Intrusion Detection will be posted shortly.
http://www.giac.org/resources/whitepaper/cryptography/
I recently taught SANS Security 504 (Hacker Techniques, Exploits and Incident Handling), Security 452: Mastering Packet Analysis, and Security 450: Defeating Rogue Access Points at Community SANS Portsmouth:
http://www.sans.org/portsmouth06/
I lead SANS Stay Sharp "Mastering Packet Analysis" course on July 20th 2006: http://www.sans.org/staysharp/details.php?id=1547
I led the Community SANS Boston 2006 CISSP conference http://www.sans.org/boston2006/faculty.php#iid189
I am a contributing author to SANS HIPAA Security Implementation https://store.sans.org/store_item.php?item=117