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jehovah@... wrote:
> Hi,
>
> I found many guides on harddisk encryption with cryptsetup-LUKS but none of them clarifies if it makes sense to use a hash-function (like sha256) with xts-plain. I would appreciate any hint.
>
> Best,
> Jehovah
>
There are two wikipedia articles which explain disk encryption theory in
general:
http://en.wikipedia.org/wiki/Disk_encryption_theory
http://en.wikipedia.org/wiki/Block_cipher_modes_of_operation
The latter is particularly good and illustrates the problem with naive
ECB mode using pictures.
I hope this helps
--Tony
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