Pluggable Authentication Modules - Sun's official PAM documentation. Programmer documentation and source code. Presideo - Providers of a secure digital environment for health care organizations. Remote User Authentication in Libraries - Comprehensive collection of resources for libraries and universities. Includes links to software and some links of interest to non-librarians.
Site contains information on security.
Secure Remote Passwords - Software integrates into existing networked applications. Secure telnet and FTP available. User and technical documentation as well as source code. Site includes a technology explanation and case studies. Product and corporate information.