[dm-crypt] Re: Help: problem with an encrypted USB drive

On Sat, Apr 24, 2021 at 20:40:09 CEST, Peter Grandi wrote:
> > First, the USB drive started to change its permissions to
> > *write protected* when I was doing file transfers. Then, I run
> > the system utility tool fsck to check and fix the filesystem
> > as I suspected that errors therein might cause the behaviour.
> 
> That is rather vague and not very useful.
> 
> > After running fsck unsuccessfully, the *USB drive stopped
> > working altogether*
> 
> Most likely explanatuions: it is either defective or it has a
> fake size. There are a lot of fake flash drives.
> 
> > My question is: Can the LUKS encryption itself cause the
> > described behaviour?
> 
> No.

I second that. LUKS has only a minor impact on the access pattern.
A disk that dies with LUKS will also die without LUKS.

Sounds very much like defective hardware and no connection to LUKS.

Regards,
Arno

-- 
Arno Wagner,     Dr. sc. techn., Dipl. Inform.,    Email: [email protected]
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----
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