Dell NT499 6 Securing Y our Computer , 7 Cleaning Y our Computer

Contents 5
Power Protection Devices . . . . . . . . . . . . . . . 68
Surge Protectors . . . . . . . . . . . . . . . . . . 69
Line Conditioners . . . . . . . . . . . . . . . . . . 69
Uninterruptible Power Supplies . . . . . . . . . . 69
6 Securing Your Computer . . . . . . . . . . . . . 71
Chassis Intrusion Detection . . . . . . . . . . . . . . . 71
Security Cable Lock . . . . . . . . . . . . . . . . . . . 71
Smart Cards and Fingerprint Readers . . . . . . . . . 72
Passwords . . . . . . . . . . . . . . . . . . . . . . . . 72
About Passwords . . . . . . . . . . . . . . . . . 73
Using a Primary (System) Password . . . . . . . . 74
Using an Administrator Password . . . . . . . . . 74
Using a Hard Drive Password . . . . . . . . . . . 75
Trusted Platform Module (TPM) . . . . . . . . . . . . . 76
Turning On and Activating TPM . . . . . . . . . . 76
Security Management Software . . . . . . . . . . . . 77
Computer Tracking Software . . . . . . . . . . . . . . 77
If Your Computer Is Lost or Stolen . . . . . . . . . . . 78
7 Cleaning Your Computer . . . . . . . . . . . . . 79
Computer, Keyboard, and Monitor . . . . . . . . . . . 79
Mouse (Non-Optical) . . . . . . . . . . . . . . . . . . 79
Floppy Drive . . . . . . . . . . . . . . . . . . . . . . . 80
CDs and DVDs . . . . . . . . . . . . . . . . . . . . . . 80