OpenSolaris

1. Community: Security
   1. Announcements
   2. News
   3. Blogs
   4. Discussions
   5. Community Projects
      1. Pluggable Authentication Module
      2. Trusted Extensions
         1. History
         2. Trusted Extensions Developer Guide
         3. Installing the Solaris Trusted Extensions Software on a Laptop Computer
         4. Experimental Java Classes for Trusted Extensions Labeling APIs
      3. Secure By Default
         1. Secure by Default Design
      4. Privilege Debugging
      5. RBAC - Role Based Access Control
      6. Auditing
      7. Basic File Privs
      8. Kerberos
      9. Java
      10. SSH
      11. Cryptographic Framework
   6. Library
      1. HOWTO Documents
         1. Privilege Bracketing
      2. Username length
   7. Presentations
   8. Events
   9. Leaders
   10. Observers
   11. Files
   12. Contributor Grants

Kerberos has its own project space which can be found here.