Re: El Capitan oddities

From	Jolly Roger <jollyroger@pobox.com>
Newsgroups	comp.sys.mac.system
Subject	Re: El Capitan oddities
Date	2015-10-09 17:08 +0000
Message-ID	<d7qajhF2l6oU1@mid.individual.net> (permalink)
References	(6 earlier) <mv6jjn$ni5$2@dont-email.me> <1mc1073.1tjqeu81n66be1N%dempson@actrix.gen.nz> <mv77ed$ivs$1@dont-email.me> <MYmdna1gtrmhXorLnZ2dnUU7-f-dnZ2d@giganews.com> <mv8qe5$vfn$1@dont-email.me>

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John Somerset <somerset@nospam.com> wrote:
> On 10/9/15 9:38 AM, Alan Browne wrote:
>> On 2015-10-08 22:08, John Somerset wrote:
>> 
>>> That's it. I've never taken the plunge to automatic backups.
>> 
>> Trivially easy.  And once set up and running, all but noticeable in
>> operation, esp. with high speed interfaces (Firewire or faster).
> 
> It's a carryover from System 7.  A power interruption could make a disk 
> unreadable, IIRC.  I kept my backup drive turned off normally so a power 
> problem wouldn't corrupt it along with my internal disk.  Maybe 
> journaling has made the risk negligible.

It has, but that's also what uninterruptible power supplies are designed
for.

>>> I'm scared of the trouble I might get into if I encrypted my disk.
>> 
>> Trivially low risk and removes any "end of disk life" issues wrt
>> destroying data.  Just make a copy of the recovery key and keep in a
>> safe place.
>> 
> How does encryption prevent loss of data?

You can throw the drive away without bothering to erase it first as long as
you throw away / destroy the encryption key.

> Is the recovery key normally a password created by the user?

No, it is a long alphanumeric string automatically created by Apple when
you enable FileVault.

-- 
E-mail sent to this address may be devoured by my ravenous SPAM filter.
I often ignore posts from Google. Use a real news client instead.

JR

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Re: El Capitan oddities xxx <xxx@yyy.zzz> - 2015-10-08 01:54 -0400
  Re: El Capitan oddities John Somerset <somerset@nospam.com> - 2015-10-08 16:29 -0400
    Re: El Capitan oddities dempson@actrix.gen.nz (David Empson) - 2015-10-09 14:09 +1300
      Re: El Capitan oddities John Somerset <somerset@nospam.com> - 2015-10-08 22:08 -0400
        Re: El Capitan oddities Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-10-09 09:38 -0400
          Re: El Capitan oddities John Somerset <somerset@nospam.com> - 2015-10-09 12:38 -0400
            Re: El Capitan oddities Jolly Roger <jollyroger@pobox.com> - 2015-10-09 17:08 +0000
            Re: El Capitan oddities Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-10-09 13:25 -0400
              Re: El Capitan oddities John Somerset <somerset@nospam.com> - 2015-10-09 22:59 -0400
                Re: El Capitan oddities Alan Browne <alan.browne@freelunchvideotron.ca> - 2015-10-10 09:48 -0400
      Re: El Capitan oddities Tim Streater <timstreater@greenbee.net> - 2015-10-09 12:30 +0100

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