linux-kernel - Re: [PATCH] Smack: Simplified Mandatory Access Control Kernel

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Message-ID: <497654.62822.qm@web36611.mail.mud.yahoo.com>
Date:	Tue, 21 Aug 2007 08:35:40 -0700 (PDT)
From:	Casey Schaufler <casey@...aufler-ca.com>
To:	Pavel Machek <pavel@....cz>,
	Casey Schaufler <casey@...aufler-ca.com>
Cc:	Kyle Moffett <mrmacman_g4@....com>,
	linux-security-module@...r.kernel.org,
	LKML Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Smack: Simplified Mandatory Access Control Kernel


--- Pavel Machek <pavel@....cz> wrote:

> Hi!
> 
> > > Ergo the only  
> > > people who should be writing security policy for deployment are those  
> > > people who have studied and trained in the stuff.  Those people are  
> > > also known as "security professionals".
> > 
> > If only security professionals can use the system you have failed
> > to provide a general purpose facility. It may have value in limited
> > circumstances but it is not for everybody.
> 
> But that's okay. Maybe SElinux is not simple enough to use for
> everyone, but that does not mean you can't auto-generate policy from
> something else, "easy to understand". IOW smack may be great idea,

Thank you.

> but you written it in wrong language. You
> written it in C, while you should have written it in SELinux policy
> language (and your favourite scripting language as frontend).

I have often marvelled at the notion of a simplification layer.
I believe that you build complex things on top of simple things,
not the other way around.


Casey Schaufler
casey@...aufler-ca.com
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