Decrypting an encrypted partition?

Murat D. Kadirov md.kadirov at
Mon Mar 12 17:57:51 UTC 2012

On 12.03.2012 23:21, Amichai Rotman wrote:
> Hello,
> I posted a few days a go a question about upgrading a netbook with 
> Ubuntu Oneiric that was installed with the encryption checked.
> I forgot to mention that I usually do not use the upgrade route, I do 
> a fresh install, while choosing to manually patition the drive and 
> actually only format the root (/) partition and configure the mount 
> points for the rest.
> I'd like to upgrade to 12.04 by de-cryting the partitions, installing 
> a fresh 12.04 and then manually encrypt the partitions using a key file.
> I'd appreciate any pointers for any of these stages, but the most 
> important is the de-crypting of the existing partitions.
> Thanks!
> Amichai.

The only way to decrypt partition is move your data to non-encrypted 
partition/disk and format encrypted partition.

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