| Re: Interesting reading regarding TrueCrypt |
Anonymous, Inc. |
| The Lookout (the_lookout@nym.mixmin.net) |
2010/04/06 16:38 |
From: The Lookout <the_lookout@nym.mixmin.net>
Subject: Re: Interesting reading regarding TrueCrypt
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Date: Tue, 6 Apr 2010 23:38:11 +0100 (BST)
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Morpheus <Morpheus@dreamland.com> wrote:
>I think with an iMac you can just pull the power cord and with a
>notebook,
>the on/off switch itself is a kill switch if held down for about 4 or 5
>seconds. Shouldn't that be sufficient in an emergency?
>
>I'm curious also if true crypt passwords are cached on MacOS. If they
>were
>in what cache would they reside? Some cache locations are easier to
>empty
>than others. Some shut-down routines can automatically empty some
>chache
>storage on power down, but not all have that feature and I'm not sure
>it's
>all cache locations or only those from a selected list.
>
>Any thoughts?
Hi Morph,
It appears that the Mac OS does (or did at one time) cache passwords
in memory similarly to PC's.
http://arstechnica.com/apple/news/2008/02/mac-os-x-login-password-can-be-phy
sically-recovered-from-ram.ars
http://news.softpedia.com/news/Mac-Users-Beware-of-Password-Exposing-Glitch-
79817.shtml
The system cache or virtual memory could also be a place to worry about
as anything resident in memory could potentially wind up in the swapfile.
Take care,
The Lookout
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