- Sun Storage Virtual Tape Library VTL User Guide

Key VTL features and options
14 VTL User Guide • May 2008 G • 96267
RemoteCopy
RemoteCopycopiesasinglevirtualtapetoanotherserverondemand.
VTLSecureTapeencryptionoption
TheVTLSecureTapeoptionuses theAdvancedEncryptionStandard(AES)
algorithmtoprotectphy sic al mediathat mightotherwisebevulnerabletotheftor
diversionduringtransit.VTLsoftwareencryptsdatawh enitisexportedtophysical
tapeanddecryptsitwhenitisreimportedtovirtualtape.
Keymanagement
TheSecureTapefeatureprovidesforflexiblecryptographickey managementthat
canbeadaptedtolocalsecurityrequirementsandpolicies.Administratorscan
generateasinglekeyforallexportedtapesormulti ple , uniquekeysfordifferent
tapesorsetsof tapes. Multiplekeysar e moresecureinthesensethatthe

compromiseofasinglekeyexposesfewertapes.Butkeysarehardertomanage.
Administratorsmustkeeptrackofwhichkeyappliestowhichtape,becauseusing
thewrongkeywillcauseindecipherabledatatobeimportedintothevirtuallibrary.
Tofacilitatecentralizedkeymanagement,keyscanbeexported
toanexternalkey
packagefile.Keypackagescanbecentrallygeneratedanddistributed,byse cur e
means,toremotesiteswheredataisim porte dtoorexportedfromVTLsystems.
Passwordprotection
Foradditionalsecurity,eachkeyispassword‐protected.Administratorsmust
providethecorrectpasswordbeforech a ng i ng akeyname,password,orpassword
hint,andbeforedeletingorexportingakey.