Open-source aspects of GOST Cryptography
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From: Vitaly Chikunov <vt@altlinux.org>
To: Open-source aspects of GOST Cryptography
	<oss-gost-crypto@lists.altlinux.org>
Subject: Re: [oss-gost-crypto] "Об open-source реализациях хэш-функции ГОСТ Р 34.11-2012"
Date: Sun, 5 May 2019 00:57:21 +0300
Message-ID: <20190504215721.d236qhknugo2xf4r@altlinux.org> (raw)
In-Reply-To: <CADqLbz+fdDsP121QnuRvsW-37kc25Ey3aZ4ZOEux9+E33oFLnQ@mail.gmail.com>

On Sun, May 05, 2019 at 12:50:03AM +0300, Dmitry Belyavsky wrote:
> У меня там был какой-то тестовый вектор в gost-engine. Как назывался, ща не
> помню.

На нём разницы нет.

> On Sun, May 5, 2019 at 12:33 AM Dmitry Eremin-Solenikov <
> dbaryshkov@gmail.com> wrote:
> 
> > Спасибо, сейчас отправлю патчи.
> >
> > Паралеллельно отмечу: эта ошибка не ловится тестом eeee...eeee1611...1116.
> >
> > Тестовый вектор на эту ошибку (рекомендую добавить в тестовые векторы):
> >
> > $ echo -ne
> > '\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff'
> > | openssl  dgst -md_gost12_512
> > (stdin)=
> > 90a161d12ad309498d3fe5d48202d8a4e9c406d6a264aeab258ac5ecc37a7962aaf9587a5abb09b6bb81ec4b3752a3ff5a838ef175be5772056bc5fe54fcfc7e
> >
> > Реализации с ошибкой выдают:
> > (stdin)=
> > c5e8ac156e3cd7f395fa9c8bf8fb3995dcfadc0ee539d56e5138804b488e17b846fc7bccf883b21914acfd0add48e55ac359a7564f39619cd6ad9d93a35bf9a9

К слову, достаточно 64-х "\xff".

  libgcrypt (master)$ perl -E 'print "\xff" x 64'| openssl dgst -md_gost12_256 -r; perl -E 'print "\xff" x 64' | ./tests/gchash stribog256 -
  964a5ab60286f106288743e2fe1a422d160898ca1bd535e831aa500cfe34d7e8 *stdin
  6cad1fb10486524958e90756a6e72ab717d89842634004a0958582d256209818  -



  parent reply	other threads:[~2019-05-04 21:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-02 12:41 Vitaly Chikunov
2019-05-04 21:33 ` Dmitry Eremin-Solenikov
2019-05-04 21:57     ` Vitaly Chikunov [this message]
2019-05-25 20:03       ` Vitaly Chikunov
2019-05-25 21:32         ` Vitaly Chikunov
2020-01-13  5:07           ` Vitaly Chikunov
2020-01-13  5:55             ` Wartan Hachaturow
2020-01-13  8:22               ` [oss-gost-crypto] Streebog padding bug Ex: "Об open-source реализациях Vitaly Chikunov
2019-05-25 19:53   ` [oss-gost-crypto] "Об open-source реализациях хэш-функции ГОСТ Р 34.11-2012" Dmitry Eremin-Solenikov
2019-07-09 15:20     ` Vitaly Chikunov

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