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Date: Wed, 14 Feb 2018 19:18:58 +0100
From: Môshe van der Sterre <me@...he.nl>
To: Benjamin Drung <benjamin.drung@...fitbricks.com>
Cc: Ard Biesheuvel <ard.biesheuvel@...aro.org>,
linux-efi@...r.kernel.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Read-protected UEFI variables
On 02/14/2018 02:21 PM, Benjamin Drung wrote:
> If the UEFI is as secure as storing an unencrypted file on a hard
> drive, I am satisfied. Or do you have a better idea where to store the
> SSH keys for a diskless system that boots via network?
I assume it would be best to use TPM for this (if your systems have TPM chips), it is designed for use-cases like this. Searching for "tpm ssh keys" gives a decent amount of results. Mostly targeted at user keys instead of server keys, so this might need some tinkering to get working.
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