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How to use ATA security (full hard disk SED encryption) in practice?

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My HD supports ATA Security. Does Macbook EFI and linux support it? I know hdparm does. Who will do the unlock at each bootup? Can I still set a password without erasing the disk?

Asked by pjv on October 28, 2010.

Content from Superuser of Stack Exchange. Original article at Superuser.


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