Date: Wed, 09 Jul 2008 10:29:16 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: "Ivan Grover" <ivangrvr299@gmail.com> Cc: freebsd-security@freebsd.org Subject: Re: OPIE Challenge sequence Message-ID: <86od574g0z.fsf@ds4.des.no> In-Reply-To: <670f29e20807082355j590a23aax6335ee3d6480d96b@mail.gmail.com> (Ivan Grover's message of "Wed\, 9 Jul 2008 12\:25\:40 %2B0530") References: <670f29e20807080316s6cf57612jf5135bfd340e3328@mail.gmail.com> <20080708113030.GN62764@server.vk2pj.dyndns.org> <670f29e20807080641wb6f76cctfacfbb2af2f4f7e9@mail.gmail.com> <8663rg5qvd.fsf@ds4.des.no> <670f29e20807082355j590a23aax6335ee3d6480d96b@mail.gmail.com>
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"Ivan Grover" <ivangrvr299@gmail.com> writes: > Dag-Erling Sm=C3=B8rgrav <des@des.no> writes: > > There is no way to deduce the next challenge from the current one. > > This is documented in the opie(4) man page. > Just to clarify, I think you are trying to say the next response from > the current one, since the challenges are generated somehting like > otp-md5 60 lo0245 ext, otp-md5 59 lo0245 ext, otp-md5 58 lo0245 > ext,... so on. Yes. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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