Now that File Vault 2 can encrypt the entire disk and encrypt external drives, can I have a fully encrypted Time Machine volume?
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2 Answers
According to the Lion features page, encrypted backups are supported.
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2Use the Time Machine pane of System Preferences to enable encryption for the volume. Aug 4, 2011 at 13:26
Daniel Jalkut's blog today has a post that may be what you're looking for.
http://www.red-sweater.com/blog/1935/lions-whole-disk-encryption
Apparently, this:
% diskutil cs convert /Volumes/Data -passphrase [yourPasswordHere]
I haven't tried this yet, I just got Lion installed about an hour ago. Any destruction of your system is on your own head.
