Suggestion: Leaky temp directory with encrypted home directories

Sindhudweep Sarkar sindhudweep.sarkar at gmail.com
Fri Jul 2 15:16:54 UTC 2010


Possibly, but for those really interested in preventing leaks, using ram is
no help either.

A fair number of attacks using liquid nitrogen or other cryogenics have been
done recently.

-Sindhudweep.

On Fri, Jul 2, 2010 at 10:26 AM, Lucian Adrian Grijincu <
lucian.grijincu at gmail.com> wrote:

> On Fri, Jul 2, 2010 at 5:22 PM, Ansgar Burchardt <ansgar at 43-1.org> wrote:
> >> Ubuntu.  For this reason, I usually put my /tmp in a tmpfs in memory
> >> (on systems where I have a few GB of memory).
> > [...]
> > This is not always true.  Contents of a tmpfs can be swapped to disk[1]
> > and you might thus leak information when you rely on the fact that
> > contents of a tmpfs will never be written to permanent storage.
>
>
> Well if you've got several GB of memory you can dispense of swap
> altogether, can't you?
>
>
> --
>  .
> ..: Lucian
>
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