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Re: [Qemu-devel] qemu-img create encryption
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From: |
Markus Armbruster |
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Subject: |
Re: [Qemu-devel] qemu-img create encryption |
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Date: |
Thu, 27 Jun 2013 09:27:52 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux) |
"Hamilton, Peter A." <address@hidden> writes:
> I've been doing some work with qemu-img and encrypted qcow2 images and have
> noticed that "qemu-img create" does not prompt for a password to encrypt new
> images, defaulting (from the documentation I've read) to the empty string as
> a password. Why does "qemu-img create" work this way?
>
> I haven't been able to find any good, authoritative sources on this topic,
> so if anyone knows of good documentation or rationale, please let me know.
No answer to your question (sorry), but here goes anyway: in my opinion,
the QCOW2 encryption feature is amateur encryption, which should not be
used for anything worth encrypting in the first place.