need help removing/disabling LUKS disk encryption

Konstantin Svist fry.kun at gmail.com
Wed Jul 23 20:52:31 UTC 2008


Amitakhya Phukan wrote:
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> Konstantin Svist wrote:
> | Hi all,
> |
> | I've installed F9 with disk encryption to try it out -- and now I 
> want to remove it.
> | Is there a way to just turn it off - revert to unencrypted 
> partitions - without reinstalling the OS?
> |
> | Also, I've heard there should be a way to specify a separate 
> encryption password for the underprivileged user - how is this done in 
> F9?
> |
> |
> | Thanks
> |
> hi,
>
> man cryptsetup should answer your queries. there are links at the end 
> of the manual you might wanna visit.
>
> when i had this problem ( i had encrypted my /home), i took a backup 
> of /home, unmounted it, removed the encryption and remounted /home and 
> got back the files and folders from the backup.
>
> as for your second question: i have a suggestion though i haven't 
> tried that myself. when you alter an encryption key, the procedure is 
> to create a separate key as, say key number 2, then disable the key 
> number 1 and then use key number 2. you may try creating the key 
> number 2, and not disabling key number 1, and then try mounting the 
> file system using key number 2. if all is ok, then you can give the 
> key number 2 to underprivileged user ... my answer is based on my 
> thinking that you want to have a key for yourself and a separate key 
> for others. is that so  ?
>
> also, try to search in the fedora-list archives for encrypting a 
> partition thread.. the discussions there will give you a good idea. 
> the date is 12/24/2007.
>
> regards,
> amit.
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Thank you Amit,

Somehow, it was really hard finding a starting point.. It was all very 
confusing -_-




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