linux-kernel - Re: [PATCH RFC] kernel build: enable use of password-protected signing keys

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Message-ID: <52F8D94D.4040307@suse.cz>
Date:	Mon, 10 Feb 2014 14:51:09 +0100
From:	Michal Marek <mmarek@...e.cz>
To:	Emily Maier <emilymaier@...olab.com>, Rob Landley <rob@...dley.net>
CC:	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-kbuild@...r.kernel.org
Subject: Re: [PATCH RFC] kernel build: enable use of password-protected signing
 keys

On 9.2.2014 23:38, Emily Maier wrote:
> Currently, the module signing script assumes that the private key is 
> not password-protected. This patch makes it slightly more secure by 
> allowing it to be passed in on the command line as "make 
> modules_install MOD_PASSWORD=abc". It's vulnerable to snooping during 
> the build of course, but so is an unprotected signing key.

The key's permissions can be set to 0600, while the make commandline is
visible in ps.

Michal
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