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From: =?iso-8859-1?q?G=FCnther?= Schwarz <strap@gmx.de>
Newsgroups: comp.os.linux.security
Subject: Re: tmps and swap
Date: 9 Feb 2012 21:51:12 GMT
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Stachu 'Dozzie' K. wrote:

> On 2012-02-07, Günther Schwarz <strap@gmx.de> wrote:
>> Richard Kettlewell wrote:
>>
>>> Günther Schwarz <strap@gmx.de> writes:
>>>> Any hints on how to prevent a tmpfs file system to be written to the
>>>> swap partition? Other than omitting a swap partition completely, of
>>>> course. I do not want some files to end up on the hard disk.
>>> 
>>> Encrypted swap, with a throwaway key generated on boot?
>>
>> Do you have a link on a howto for that? I need unassisted boot up, so
>> typing a password at boot time is not an option.
> 
> http://www.google.com/search?q=encrypted+swap+linux+howto

This is interesting, thanks a lot. The swap partition set up with a key 
from /dev/urandom might well solve some other issues related to the swap 
partition. I will give it a try.

Günther