Article View: comp.security.misc
Article #996Re: Virus Spreading Experiments (was Re: Unix Viruses. Are there any??)
From: Vesselin Bontchev
Date: Mon, 25 Jan 1993 16:19
Date: Mon, 25 Jan 1993 16:19
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2194 bytes
-----BEGIN PGP SIGNED MESSAGE----- bediger@teal.csn.org (Bruce Ediger) writes: > >What actually keeps viruses from spreading on such platforms is the > >different level of software sharing between the users. > Are there papers/books/other references that purport to demonstrate this? > I would be interested in reading such, if they exist. Have any other > virus-spreading experiments been publlished, other than Fred Cohen's 1984 > work, and Tom Duff's "Computer Systems" article? The Duff article was more-or If you have read Cohen's works, there it is demonstrated well enough that the only way to make viruses impossible for a Turing machine is to do either one of the following: limit sharing, limit transitivity, or limit functionality. Cohen also describes it in a more "readable" manner in his "Short Course on Computer Viruses". Regards, Vesselin -----BEGIN PGP SIGNATURE----- Version: 2.1 iQCVAgUBK2QTxDZWl8Yy3ZjZAQEtVAP/XAXuQeHZtuBUCATPKtCIFDfNiQnMwrqs t5mcYaXln2Oox6GtnqKQaBQ8gKCkUw1DQjqbQ7MOq3CoZOsxy30FRXjgQ7oyE4Pc OOWB1ohfjY4kHW3OfiS1HEdA16Zjg7mpIVGue6Zr2m6h86yBP8KGHikcCRJuO6H1 DP6g8GP2lD0= =GZFt -----END PGP SIGNATURE----- -- Vesselin Vladimirov Bontchev Virus Test Center, University of Hamburg Tel.:+49-40-54715-224, Fax: +49-40-54715-226 Fachbereich Informatik - AGN < PGP 2.1 public key available on request. > Vogt-Koelln-Strasse 30, rm. 107 C e-mail: bontchev@fbihh.informatik.uni-hamburg.de D-2000 Hamburg 54, Germany
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arc1-ca.pugleaf.net!sparky!uunet!math.fu-berlin.de!Sirius.dfn.de!rzsun2.informatik.uni-hamburg.de!fbihh!bontchevReferences:
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Newsgroups: comp.security.misc Path: arc1-ca.pugleaf.net!sparky!uunet!math.fu-berlin.de!Sirius.dfn.de!rzsun2.informatik.uni-hamburg.de!fbihh!bontchev From: bontchev@fbihh.informatik.uni-hamburg.de (Vesselin Bontchev) Subject: Re: Virus Spreading Experiments (was Re: Unix Viruses. Are there any??) Message-ID: <bontchev.727978767@fbihh> Keywords: virus, experiment, existence Sender: news@informatik.uni-hamburg.de (Mr. News) Reply-To: bontchev@fbihh.informatik.uni-hamburg.de Organization: Virus Test Center, University of Hamburg References: <1jbitkINN1cu@cronkite.cisco.com> <5PZWBSCZ@cc.swarthmore.edu> <bontchev.727530763@fbihh> <C167wx.Gv8@csn.org> Date: 25 Jan 93 16:19:27 GMT Lines: 35