YouadministeraSQLServer2008instance.TheinstancehostsadatabasethatisusedbyaWeb-basedapplication.Theapplicationprocesses15,000transactionseveryminute.Atableinthedatabasecontainsacolumnthatisusedonlybytheapplication.Thiscolumnstoressensitivedata.Youneedtosto
题目
YouadministeraSQLServer2008instance.TheinstancehostsadatabasethatisusedbyaWeb-basedapplication.Theapplicationprocesses15,000transactionseveryminute.Atableinthedatabasecontainsacolumnthatisusedonlybytheapplication.Thiscolumnstoressensitivedata.Youneedtostorethesensitivedatainthemostsecuremannerpossible.Youalsoneedtoensurethat youminimizetheusageofmemoryspaceandprocessortime.Whichencryptiontypeshouldyouuse?（）
A.Symmetrickeyencryption
B.Asymmetrickeyencryption
C.Certificate-basedencryption
D.Transparentdataencryption