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From: Kilgallen@SpamCop.net (Larry Kilgallen)
Newsgroups: comp.lang.ada
Subject: Re: Advantage of XML based GUI? (was Re: Ada-inspired OS/Language)
Date: 16 Sep 2002 09:26:53 -0600
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In article <3d84f49b.1270762508@news.cis.dfn.de>, nickroberts@blueyonder.co.uk (Nick Roberts) writes:
> On Sun, 15 Sep 2002 01:38:25 -0700, achrist@easystreet.com strongly typed:
> 
>>...
>>Healthcare being perhaps the only business bigger than national defense
>>in the US,  you can guess why Sun is going this way.   So, if AdaOS
>>has security based on clearance levels and not roles, it is 
>>irrelevant for meeting mandatory federal requirements for healthcare
>>organizations -- and that's perhaps the biggest industry in the US. 
> 
> As you will see from my other post, AdaOS will offer role-based security,
> as well as mandatory (clearance levels).

I presume that means for Confidentiality you plan to include the Bell and
LaPadula compartments as well as levels.  How about the Biba Integrity
Extensions ?  The code to add that is trivial, since it is the logical
inverse of of Bell and LaPadula.