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IfanEncryptionsolid-statedriveoraDiskEncryptionharddiskdriveissupportedandinstalledinyour
computer,youcanlogicallydisposeofallthedataonthedriveinashorttimebyerasingthecryptographic
key.Thedataencryptedwiththeoldkeyisnotphysicallyerasedbutremainsonthedrive;however,it
cannotbedecryptedwithouttheoldkey.ThisfeatureisenabledbyThinkPadSetupMenuExtensionUtility
andisavailableasamenuiteminThinkPadSetup.
Usingrewalls
Ifyoursystemispreinstalledwitharewallprogram,itprotectsagainstcomputerInternetsecuritythreats,
unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.
Formoreinformationabouthowtousetherewallprogram,refertothehelpinformationsystemthat
comeswiththeprogram.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramsoyoucandetectandeliminateviruses.The
antivirusprogramisdesignedtohelpyoudetectandeliminateviruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpinformationsystemof
yourantivirussoftware.
Chapter4.Security59
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