American National Standards Institute (ANSI)
- X9F – Committee on Information Security Standards for the Financial Services Industry – Past Vice Chairperson
- X9F1 – Cryptographic Tools – participant
- X9F4 – Cybersecurity & Cryptographic Protocols Solutions – Vice Chairperson
- X9F5 – Certificate Policies & Practices – participant
Bank Administration Institute
Data Security Committee Chairperson 1984 – 1986
Information Systems Security Association (ISSA)
Founder and Founding President 1982 – 1985
International Information Systems Security Certification Consortium (ISC)2
- Co-Founder
- North America Advisory Board – past member
- CBK Review Committee – past member
ISSA Education and Research Foundation
Chairperson of the Board
L.A. County Computer Crime Task Force
Legislative Advisor and Expert Witness – 1985 -1987
National Academy of Sciences
- Computer Science &Telecommunications Board
- Systems Security Study Committee.
- Co-author of “Computers at Risk: Safe Computing in The Information Age”
(National Academy Press, 1991)
National Computer System Security & Privacy Advisory Board
Represented the banking industry as one of only four private sector members 1992 – 1996
National Institute of Standards and Technology (NIST)
IT Lab Assessment Board 1992 – 1998
U. S. Council for International Business
E-Commerce Committee – past advisor