Re: [PATCH encrypted swsusp 0/3] encrypted swsusp image

[folkert@vanheusden.com]

> The following patches allow for encryption of the on-disk swsusp image
> to prevent data gathering of e.g. in-kernel keys or mlocked data after
> resume.
> For this purpose the aes cipher must be compiled into the kernel as
> module load is not possible at resume time.
> A random key is generated at suspend time, stored in the suspend header
> on disk and deleted from the header at resume time. If you don't resume
> a mkswap on the suspend partition will also delete the temporary key.
> Only the data pages are encrypted as only these may contain sensitive data.
> This works on my x86_64 laptop (64bit mode) and probably needs testing
> on other platforms.

What about an option for an user-defined key? One that can be set when
suspending?


Folkert van Heusden

Auto te koop! Zie: http://www.vanheusden.com/daihatsu.php
Op zoek naar een IT of Finance baan? Mail me voor de mogelijkheden!
+------------------------------------------------------------------+
|UNIX admin? Then give MultiTail (http://vanheusden.com/multitail/)|
|a try, it brings monitoring logfiles to a different level! See    |
|http://vanheusden.com/multitail/features.html for a feature list. |
+------------------------------------------= www.unixsoftware.nl =-+
Phone: +31-6-41278122, PGP-key: 1F28D8AE
Get your PGP/GPG key signed at www.biglumber.com!

Attachment: pgpJwD8m9IK6q.pgp
Description: PGP signature