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From: Kilgallen@SpamCop.net (Larry Kilgallen)
Subject: Re: How unchecked conversion works?
Date: 16 Jan 2005 22:20:25 -0600
Date: 2005-01-16T22:20:25-06:00	[thread overview]
Message-ID: <80VrBH$WjegW@eisner.encompasserve.org> (raw)
In-Reply-To: 5yEGd.9533$Ii4.6708@newsread3.news.pas.earthlink.net

In article <5yEGd.9533$Ii4.6708@newsread3.news.pas.earthlink.net>, Jeffrey Carter <spam@spam.com> writes:
> Larry Kilgallen wrote:
> 
>> A trusted system (at the proper evaluation level) will prevent the person
>> from _inadvertantly_ releasing information, such as by running a trojan
>> horse spreadsheet program that performed the modulation you describe.
> 
> Since users shouldn't be installing SW on such a system, I have to 
> assume such a channel is only used with both parties' knowledge.

Conceivably the system manager could be deceived by a counterfeit
distribution kit for a well-known product.  Or even the real kit
for a well-known product that has a secret back door to make it
behave in a trojan horse fashion.

It is easier (but not truly easy) to evaluate operating systems
than to evaluate all the applications that run on them.



  reply	other threads:[~2005-01-17  4:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-13 18:54 How unchecked conversion works? None
2005-01-13 21:22 ` Frank J. Lhota
2005-01-13 22:28 ` Keith Thompson
2005-01-14  0:17   ` Larry Kilgallen
2005-01-14 15:23 ` None
2005-01-14 15:55   ` Marius Amado Alves
2005-01-14 22:29     ` Keith Thompson
2005-01-14 23:15       ` Marius Amado Alves
2005-01-15  1:27         ` Keith Thompson
2005-01-15  2:15         ` Larry Kilgallen
2005-01-15 10:24           ` Marius Amado Alves
2005-01-15 12:02             ` Larry Kilgallen
2005-01-15 16:54               ` Nick Roberts
2005-01-16 16:14                 ` Larry Kilgallen
2005-01-16 16:41                   ` Jeffrey Carter
2005-01-16 20:52                     ` TCSEC security levels [was: How unchecked conversion works?] Nick Roberts
2005-01-17 15:57                       ` Larry Kilgallen
2005-01-17  0:34                     ` How unchecked conversion works? Larry Kilgallen
2005-01-17  1:29                       ` Jeffrey Carter
2005-01-17  4:20                         ` Larry Kilgallen [this message]
2005-01-15 18:24             ` Jeffrey Carter
2005-01-14 16:52   ` Mark H Johnson
2005-01-14 22:27     ` Keith Thompson
2005-01-14 22:49   ` Stephen Leake
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