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From: Jolly Roger <jollyroger@pobox.com>
Newsgroups: comp.sys.mac.apps,comp.sys.mac.hardware.storage,comp.sys.mac.system
Subject: Re: Encrypt existing Time Machine backups?
Date: 12 Oct 2015 02:31:37 GMT
Organization: People for the Ethical Treatment of Pirates
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On 2015-10-11, Ant <ANTant@zimage.com> wrote:
> In comp.sys.mac.apps Neill Massello <nmassello@yahoo.com> wrote:
>> Ant <ANTant@zimage.com> wrote:
>
>> > Oh. I'll try that then.
>
>> Just be aware that doing so will convert the Time Machine disk into a
>> CoreStorage volume that can't be repartitioned with the Disk Utility
>> app. You'll have to use the diskutil command in Terminal. 
>
> Also, is this true from 
> https://discussions.apple.com/message/29093757#29093757's post about 
> encrypted TMs making things harder to be portable, recover, etc.?:
>
> "Potentially.  Hard disks are glacial, which means the encryption isn't 
> that much of an added burden.   The usual trade-offs are the loss of 
> keys, difficulties with portability across operating systems, and the 
> need for a long and random key for reasonable security."

All they mean is since Time Machine is an Apple product, you can't
decrypt encrypted Time Machine backups on a Windows computer. Naturally.

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JR