Re: not a valid LUKS device

[Sthu Deus <sthu.deus@gmail.com>]

Good time of the day, J.


You wrote:

> I want to luks encrypt and new external usb based hard-disk.
> So I tried with the command, and it failed with the error as
> following.
> 
> cryptsetup -y --cipher aes-xts-plain --key-size 512
> luksFormat /dev/sdc
> 
> WARNING!
> ========
> This will overwrite data on /dev/sdc irrevocably.
> 
> Are you sure? (Type uppercase yes): YES
> Enter LUKS passphrase: 
> Verify passphrase: 
> Device /dev/sdc is not a valid LUKS device.
> Error re-reading LUKS header after update on device /dev/sdc
> 
> Any clue ? this is a completely new disk. I have also tried to create
> partition /dev/sdc1 and executed the command on /dev/sdc1 ..... same
> error !!!

I have no answer on Your question, but unless You find a solution to
Your problem I think You can try w/

cryptsetup luksFormat /dev/sdc1

command.


Sthu.