[dm-crypt] Dmcrypt and hibernate key disclosure

Richard rz at linux-m68k.org
Tue Jan 11 01:08:16 CET 2011


On Fri, Jan 07, 2011 at 09:40:09AM +0800, Aaron Lewis wrote:
> Hi,
> 	If i hibernate with an device opened , before i resume , an image was
> written on swap partition , will there be a problem with my secret key's
> disclosure ?
> 
> 	Just an off-line attack , if swap is not encrypted.

swap must be encrypted. Works nicely on Fedora, one boot partition and a big 
encrypted dm0 device with several LVM partitions on top of it.


Richard

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Name and OpenPGP keys available from pgp key servers

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