onthedriveinashorttimebyerasingthecryptographickey.Thedataencryptedwiththe
oldkeyisnotphysicallyerasedbutremainsonthedrive;however,itcannotbedecrypted
withouttheoldkey.ThisfeatureisalsoavailablewiththeDriveEraseUtilityforResettingthe
CryptographicKeyandErasingtheSolidStateDrivetool.
Usingfirewalls
Ifyoursystemispreinstalledwithafirewallprogram,itprotectsagainstcomputerInternetsecuritythreats,
unauthorizedaccesses,intrusions,andInternetattacks.Italsoprotectsyourprivacy.
Formoreinformationabouthowtousethefirewallprogram,refertothehelpinformationsystemthat
comeswiththeprogram.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramsoyoucandetectandeliminateviruses.The
antivirusprogramisdesignedtohelpyoudetectandeliminateviruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Formoreinformationabouthowtouseyourantivirussoftware,refertothehelpinformationsystemof
yourantivirussoftware.
52ThinkPad13UserGuide