On Tue, Feb 08, 2011 at 10:13:49PM +0000, g wrote:
> On 02/08/2011 08:48 PM, g1vrg wrote:
> > Hi, I'm on SL 5.5 and have Luks encrypted partitions. Can anyone tell
> > me whether the encrytption type is aes and key size please?
> 
> never used luks, but i did find this link to have some good info;
> 
> https://wiki.archlinux.org/index.php/System_Encryption_with_LUKS_for_dm-crypt
> 
> 
> > On another matter when trying to get losetup (cryptoloop) to work it
> > returns with the error ioctl: LOOP_SET_STATUS: invalid argument.
> 
> as above, but did recheck page and there is at above link;
> 
> # 7 Encrypting a loopback filesystem
>     * 7.1 Preparation and mapping
>     * 7.2 Encrypt using a key-file
>     * 7.3 Resizing the loopback filesystem
> 
> 
> which may help, until someone knowledged replies.
> 
> 
> hth.
> 	
> -- 
> 
> peace out.
> 
> tc.hago,
> 
> g
> .

FYI, the CentOS wiki has a pretty good page on dm-crypt plus LUKS:

  http://wiki.centos.org/HowTos/EncryptedFilesystem

Ray