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Added Section on Removable Hard Drive FDE - SED moved to the Hard disk drive FDE section, as it does not apply to other types (and removed associated comment) |
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==Hard disk drive FDE==
HDD FDE is made by HDD vendors using the [[Opal Storage Specification|OPAL]] and Enterprise standards developed by the [[Trusted Computing Group]].<ref>{{cite web |url=http://www.trustedcomputinggroup.org/solutions/data_protection |title=Trusted Computing Group Data Protection page |publisher=Trustedcomputinggroup.org |date= |access-date=2013-08-06 |url-status=dead |archive-url=https://www.webcitation.org/65fUDqdql?url=http://www.trustedcomputinggroup.org/solutions/data_protection |archive-date=2012-02-23 |df= }}</ref> [[Key management]] takes place within the hard disk controller and encryption keys are 128 or 256 [[bit]] [[Advanced Encryption Standard]] (AES) keys. [[Authentication]] on power up of the drive must still take place within the [[Central processing unit|CPU]] via either a [[software]] [[pre-boot authentication]] environment (i.e., with a [[Disk encryption software|software-based full disk encryption]] component - hybrid full disk encryption) or with a [[BIOS]] password.
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