1. LINUX SECURITY
Dongmei Wu
ID:103712
8/25/00

2. Agenda Overview Physical Security Local Security
Files and File system Security
Password Security and Encryption
Kernel Security
Network Security 
Conclusion

3. Overview Developing A Security Policy Means of Securing Your Site
Host Security
Local Network Security

4. Physical Security Computer locks BIOS Security Boot Loader Security
xlock and vlock
Detecting Physical Security Compromises

5. Local Security
Creating New Accounts
Root Security

6. Files and Filesystem Security
File Permissions
Integrity Checking

7. Password Security and Encryption
Public-Key Cryptography
SSL
“Crack"

8. Kernel Security
As the kernel controls your computer's networking, it is important that it be very secure, and not be compromised. To prevent some of the latest networking attacks, you should try to keep your kernel version current.

9. Network Security Packet Sniffers System services
Verify Your DNS Information
Firewalls

10. Conclusion No computer system can ever be completely secure.
The more secure your system is, the more intrusive your security becomes.