Sun Microsystems Virtual Tape Library Uživatelský manuál stáhnout pdf (Strana 28)

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.

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Sun Microsystems Virtual Tape Library Uživatelský manuál Strana 28