Lenovo ThinkPad E455 - Chapter 7. Preventing Problems; General Tips for Preventing Problems

Noticeondeletingdatafromyourharddiskdrive,hybriddrive,or
solid-statedrive
Someofthedatastoredontheharddiskdrive,hybriddrive,orsolid-statedrivemightbesensitive.Handing
yourcomputerovertosomeoneelsewithoutdeletingtheloadedsoftware,suchasoperatingsystemsand
applicationsoftware,mightevenviolatelicenseagreements.Besuretodeletedatastoredontheharddisk
drive,hybriddrive,orsolid-statedrivebeforeyoudisposeof,sell,orhandoveryourcomputer.
Youcanusethefollowingmethodstodeletedatafromtheharddiskdrive,hybriddrive,orsolid-statedrive:
•MovethedatatotheRecycleBin,andthenemptytheRecycleBin.
•Deletethedata.
•Formatyourharddiskdrive,hybriddrive,orsolid-statedrive,usingthesoftwareforinitializingit.
•UsetherecoveryprogramprovidedbyLenovotobringtheharddiskdrive,hybriddrive,orsolid-state
drivebacktothefactorydefaultsettings.
Theseoperations,however,onlychangethefilelocationofthedata;theydonotdeletethedataitself.In
otherwords,thedataretrievalprocessingisdisabledunderanoperatingsystemsuchasWindows.The
dataisstillthere,eventhoughitseemstobelost.Thus,itissometimespossibletoreadthedatabyuseof
specialsoftwarefordatarecovery.Thereisariskthatpeopleofbadfaithmightreadandmisusethecritical
dataonharddiskdrives,hybriddrives,orsolid-statedrivesforunexpectedpurposes.
Topreventleakageofdata,itisimportantthatyoudeleteallthedatafromtheharddiskdriveorhybriddrive
whenyoudisposeof,sell,orhandoveryourcomputer.Youcandestroythedataphysicallybysmashingthe
harddiskdriveorhybriddrivewithahammer,ormagneticallybymeansofstrongmagneticpower,thus
makingthedataunreadable.Butitisrecommendedthatyouusethesoftware(payware)orservice(pay
service)developedforthatpurpose.Theprocessmighttakeseveralhours.
Fordisposingofdataonthesolid-statedrive,LenovoprovidestheDriveEraseUtilityforResettingthe
CryptographicKeyandErasingtheSolidStateDrivetool.Fordisposingofdataontheharddiskdrive,Lenovo
providestheSecureDataDisposal™tool.Gotohttp://www.lenovo.com/supporttodownloadthesetools.
IfaDiskEncryptionharddiskdrive,aDiskEncryptionhybriddrive,oranEncryptionsolid-statedriveoris
supportedandinstalledinyourcomputer,youcanlogicallydisposeofallthedataonthedriveinashort
timebyerasingthecryptographickey.Thedataencryptedwiththeoldkeyisnotphysicallyerasedbut
remainsonthedrive;however,itcannotbedecryptedwithouttheoldkey.Thisfeatureisalsoavailablewith
theDriveEraseUtilityforResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.
Usingfirewalls
Ifyoursystemispreinstalledwithafirewallprogram,itprotectsagainstcomputerInternetsecuritythreats,
unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.
Formoreinformationabouthowtousethefirewallprogram,refertothehelpinformationsystemthat
comeswiththeprogram.
Protectingdataagainstviruses
Yourcomputerispreinstalledwithanantivirusprogramsoyoucandetectandeliminateviruses.The
antivirusprogramisdesignedtohelpyoudetectandeliminateviruses.
Lenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After
30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.
Chapter5.Security57