Chapter4.Security
Thischapterprovidesinformationabouthowtoprotectyourcomputerfromtheftandunauthorizeduse.
•“Attachingamechanicallock”onpage55
•“Usingpasswords”onpage55
•“Harddisksecurity”onpage61
•“Noticeondeletingdatafromyourharddiskdriveorsolidstatedrive”onpage61
•“Usingandunderstandingrewalls”onpage62
•“Protectingdataagainstviruses”onpage62

Attachingamechanicallock

Youcanattachamechanicallocktoyourcomput er,t ohelppreventitfrombeingremovedwithoutyour
permission.
Attachamechanicallocktothekeyholeofthecomputer;thensecurethechainonthelocktoastationary
object.Refertotheinstructionsshippedwiththemechanicallock.
Note:Youareresponsibleforevaluating,selecting,andimplementingthelockingdevicesandsecurity
features.Lenovomakesnocomments,judgments,orwarrantiesaboutthefunction,quality,orperformance
oflockingdevicesandsecurityfeatures.

Usingpasswords

Byusingpasswords,youcanhelppreventyourcomputerfrombeingusedbyothers.Onceyouseta
password,apromptisdisplayedonthescreeneachtimeyouturnonthecomputer.Enteryourpasswordat
theprompt.Youcannotusethecomputerunlessyoutypethecorrectpassword.
Makesurethatonlyauthorizedindividualsaccessyourcomputer.Establishingdifferentkindsofpasswords
requiresthatotherpossibleusersknowthepr operpasswordsinordertoaccessyourcomputeroryourdata.
Ifthisiconappears,enterPower-onpasswordorSupervisorpassword.
Ifthisiconappears,enterHarddiskpassword.
Ifthisiconappears,enterSupervisorpassword.
Readthefollowingtopicstondoutmoreaboutpasswordsandhowtousethemtoprotectyourcomputer.
•Passwordsandsleep(standby)mode
•Power-onpassword
•Harddisksecurity
•Supervisorpassword
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