linux-kernel - Re: Why do we need encryption in the fs?

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Message-ID: <87lh80hss0.fsf@gmail.com>
Date:	Fri, 08 Jan 2016 18:42:39 +0100
From:	Nicolai Stange <nicstange@...il.com>
To:	David Niklas <Hgntkwis@...mail.net>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Why do we need encryption in the fs?

David Niklas <Hgntkwis@...mail.net> writes:

> I'm curious as to why fs'es such as ext4 need encryption in the fs,
> It seems to me that we've got great support for it in tools such as
> cryptsetup.
> Point me to the fine manuals, I'm sure they exist.

https://lwn.net/Articles/639427/

Make sure to have a look at the comments below the main article.

> Why not have encryption in the fs you ask, arguments against include the
> inability to use recovery tools, like photorec and that backups are more
> difficult this way.