1. Updates.com - News & Features
  2. HP-UX Security
  3. HP-UX Security Guide
  4. Unix Security Handbook - HP-UX 10.20
  5. HP-UX 11i Security
  6. CERT-NL S-01-53: HP-UX Security Vulnerabilities in CDE
  7. HP-UX Security Vulnerability in sendmail
  8. IT resource center forums - hp-ux forum - security
  9. Securing Your HPUX Computer Checklist
  10. Securing HP-UX 11 (SANS)
  11. Building a Bastion Host Using HP-UX 11
  12. Protecting HP-UX Systems Against SATAN
  13. Computer Security (HPUX mostly)