TY - BOOK AU - Palmer, Michael TI - Guide to operating systems security SN - 9788131506868 U1 - 005.8 PY - 2008/// CY - New Dehli PB - Cengage Learning KW - Computer security N1 - includes glossary and index; 1. Operating systems security: keeping computers and networks secure 2. Viruses, worms and malicious software 3. Security through authentication and encryption 4. Account based security 5. File, directory and shared resource security 6. Firewalls and border security 7. Physical and network topology security 8. Wireless security 9. Web, remote access and vpn security 10. Email security 11. Security through disaster recovery 12. Security through monitoring and auditing ER -