Date: Sat, 19 Jan 2002 17:37:40 +0300 From: "Andrey A. Chernov" <ache@nagual.pp.ru> To: Mark Murray <mark@grondar.za> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/lib/libpam/modules/pam_opie pam_opie.c Message-ID: <20020119143740.GC9803@nagual.pp.ru> In-Reply-To: <200201191419.g0JEJDt21531@grimreaper.grondar.org> References: <20020119110253.GC7683@nagual.pp.ru> <200201191419.g0JEJDt21531@grimreaper.grondar.org>
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On Sat, Jan 19, 2002 at 14:19:12 +0000, Mark Murray wrote: > > > > I object to this. The better way is to produce fake but (semi-) constant > > > > challenge. > > > > > > It is impossible. > > > > > > 1) How do you plan to identify intruder to keep choosed semi-constance for > > > him? > > > > > > > I.e. those fake promts is typical fake security example which gains no > > real security but problems. > > An attacker can now tell the difference between a real UID and one which > does not exist. And what next? BTW, there is lots of other methods to tell this, f.e. sendmail. -- Andrey A. Chernov http://ache.pp.ru/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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