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decrypted without the old key. This feature is enabled by the ThinkPad Setup Menu Extension Utility and is
available as a menu item in the ThinkPad Setup.
Using and understanding rewalls
If your system is preintalled with a rewall program, it protects against computer Internet security threats,
unauthorized access, intrusions, and Internet attacks. It also protects your privacy.
For more information about how to use the rewall program, refer to the on-line help that comes with
the program.
Protecting data against viruses
Your computer is preinstalled with an antivirus program so you can detect and eliminate viruses. The
antivirus program is designed to help you detect and eliminate viruses.
Lenovo provides a full version of antivirus software on your computer with a free 30-day subscription. After
30 days, you must renew the license to continue receiving the antivirus software updates.
For more information about how to use your antivirus software, refer to the help system of your antivirus
software.
106 User Guide