Authentication Protocol for Smartcards, 23 January 1998

Biometrics, Tokens, & Public Key Certificates, Briefing Slides with example, Version 1, 18 March 1998

Guidelines for Placing Biometrics in Smartcards, Version 1, 15 September 1998

User Authentication Techniques Using Public Key Certificates Part 1:  Certificate Options, 24 December 1997

User Authentication Techniques Using Public Key Certificates Part 2: Authentication Information Including Biometrics, 31 December 1997

User Authentication Techniques Using Public Key Certificates Part 3: An Example Implementation, 10 February 1998