securing external portable firewire drives containing TIme Machine's backup directory

[Dan Shoop]

On Nov 2, 2007, at 6:03 PM, Charlie Havens wrote:

>  The question is whether there is a solution for external drive  
> security, which would still allow Time Machine to access and use  
> that drive, but would not make those files available to a casual  
> thief?

Use drives with hw encryption

or

Use an encrypted dmg on the disk as the volume.

> Are there drives that have some sort of built in security to access  
> the drive?

Yes. Many even require biometric identifiers.

> Something where the drive would only work when attached to  
> computers having certain MAC addresses?

How about the owners finger? MAC addresses are soooo easily spoofed.


-dhan

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Dan Shoop
Computer Scientist
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