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List:       gentoo-user
Subject:    Re: [gentoo-user] Re: Password questions, looking for opinions. cryptsetup question too.
From:       Frank Steinmetzger <Warp_7 () gmx ! de>
Date:       2023-09-20 21:56:02
Message-ID: ZQtqcjjChgXPtpWO () kern
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Am Wed, Sep 20, 2023 at 04:51:36PM -0400 schrieb Rich Freeman:

> > > Anyway, when I do that and use the new passwords successfully, I make a
> > > backup copy and on my rig, I can encrypt it with a right click.  I then
> > > shred the original.
> >
> > Just on a sidenote, once you're on an SSD, shredding has no use and is
> > actually detrimental.
> >
> 
> I'm not sure I'd go quite that far, but it certainly isn't as effective.
> 
> No way to be certain how well it works, but it is certainly worth
> doing an ATA Secure Erase command on the drive.  A good SSD should
> implement that in a way that ensures all the data is actually
> unretrievable (probably by implementing full disk encryption and
> erasing the key).  Of course, there is no way to tell if the drive was
> implemented well.

Uhm, Dale was talking of a single file, not an entire disk. ;-)

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