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backup-client: encryption: discuss paperkey command

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adds a paragraph to the encryption section about
encoding the master key into a qr code for printing

Signed-off-by: Dylan Whyte <d.whyte@proxmox.com>
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Dylan Whyte 2020-11-09 13:39:58 +01:00 committed by Thomas Lamprecht
parent 2791318ff1
commit 4accbc5853
1 changed files with 11 additions and 3 deletions
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docs/backup-client.rst
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@ -365,9 +365,17 @@ To set up a master key:
backed up. It can happen, for example, that you back up an entire system, using backed up. It can happen, for example, that you back up an entire system, using
a key on that system. If the system then becomes inaccessible for any reason a key on that system. If the system then becomes inaccessible for any reason
and needs to be restored, this will not be possible as the encryption key will be and needs to be restored, this will not be possible as the encryption key will be
lost along with the broken system. In preparation for the worst case scenario, lost along with the broken system.
you should consider keeping a paper copy of this key locked away in
a safe place. In preparation for the worst case scenario, you should consider keeping a paper
copy of your master key locked away in a safe place. The ``paperkey`` subcommand
can be used to create a QR encoded version of your master key. The following
command sends the output of the ``paperkey`` command to a text file, for easy
printing.
.. code-block:: console
proxmox-backup-client key paperkey --output-format text > qrkey.txt
Restoring Data Restoring Data