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Article #255Re: Ontario Government Computers: Prudes Veto Vulgarity in Cyberspace
From: SEGAL HENRY ALAN
Date: Thu, 02 Jun 1994 23:51
Date: Thu, 02 Jun 1994 23:51
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In article <2sjg65$68b@vixen.cso.uiuc.edu>, Ed Thomson <ethomson@amazon.ncsa.uiuc.edu> wrote: >SEGAL HENRY ALAN (segalh@ecf.toronto.edu) wrote: > >> Here is my reasoning: >> When your password is checked, what you type (as your password) is encrypted >> and compared with the entry in /etc/passwd. (There is no decryption >> algorithm.) If the encryption guaranteed that no 2 passwords would have >> identical encrypted forms, that would seem to make it easier to crack. >> So it seems more likely that no such guarantee exists. >> Therefore 2 passwords might work for the same account. > >Hmmm...well, if that's true, then I think DES is terribly insecure (as if >we didn't already know this) and should be abandoned immediately... > No, this does not make it insecure! It is as hard to find the 2nd password (if there is one) as it would be to crack the original password.
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 11544f,c5c2f0b1155cd1e6 X-Google-Attributes: gid11544f,public X-Google-Thread: f504b,c5c2f0b1155cd1e6 X-Google-Attributes: gidf504b,public X-Google-Thread: 10f6dc,5316e9cdce69bce X-Google-Attributes: gid10f6dc,public X-Google-Thread: fc3d0,c5c2f0b1155cd1e6 X-Google-Attributes: gidfc3d0,public X-Google-Thread: 10c943,eb6425df834ef5c8 X-Google-Attributes: gid10c943,public X-Google-Thread: f99dc,c5c2f0b1155cd1e6 X-Google-Attributes: gidf99dc,public X-Google-Thread: 114af9,eb6425df834ef5c8 X-Google-Attributes: gid114af9,public X-Google-Thread: 115981,5316e9cdce69bce X-Google-Attributes: gid115981,public X-Google-ArrivalTime: 1994-06-02 19:23:53 PST Newsgroups: uw.general,ut.general,ubc.general,ont.general,mtl.general,comp.org.eff.talk,can.infobahn,can.general,bc.general,alt.wired,alt.comp.acad-freedom.talk Path: arc1-ca.pugleaf.net!bga.com!news.sprintlink.net!hookup!usc!cs.utexas.edu!utnut!cannon.ecf!segalh From: segalh@ecf.toronto.edu (SEGAL HENRY ALAN) Subject: Re: Ontario Government Computers: Prudes Veto Vulgarity in Cyberspace Message-ID: <CqsnMB.3Iu@ecf.toronto.edu> Sender: news@ecf.toronto.edu (News Administrator) Organization: University of Toronto, Engineering Computing Facility References: <2s15uu$55d@vixen.cso.uiuc.edu> <CqH9nx.2Lq@undergrad.math.uwaterloo.ca> <CqqtBG.BGE@ecf.toronto.edu> <2sjg65$68b@vixen.cso.uiuc.edu> Distribution: inet Date: Thu, 2 Jun 1994 23:51:45 GMT Lines: 19