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, 26 May 2019 00:32:02 +0300
Message-ID: <20190525213202.53cbwyxfjixrevcq@altlinux.org> (raw)
In-Reply-To: <20190525200312.ui3zb2oouaxabaau@altlinux.org>
On Sat, May 25, 2019 at 11:03:13PM +0300, Vitaly Chikunov wrote:
> On Sun, May 05, 2019 at 12:57:21AM +0300, Vitaly Chikunov wrote:
> >
> > 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 -
>
> Заодно тест на реализацию add512:
>
> ~/infotecs$ perl -E 'print "\xff" x 64' > ff
> ~/infotecs$ xxd ff
> 00000000: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000010: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000020: ffff ffff ffff ffff ffff ffff ffff ffff ................
> 00000030: ffff ffff ffff ffff ffff ffff ffff ffff ................
>
> ~/infotecs$ ./vipnethashcalc-tool ff --hash-alg Gost12S256
> Вычисленное значение хэш-функции: 6CAD1FB10486524958E90756A6E72AB717D89842634004A0958582D256209818
>
> Значение хэша у ViPNet Hash Calculation Tool 5.2.1.1027 соответствует
> реализации с ошибкой.
>
> ps. На всякий случай:
>
> ~/infotecs$ ./vipnethashcalc-tool ff --hash-alg Gost94
> Вычисленное значение хэш-функции: 8505D4623B76E757B63A4F9ADFF2413BAB457560A6A41A7D0056B909CDDD3D6C
~/cryptopro/linux-amd64$ /opt/cprocsp/bin/amd64/cryptcp
CryptCP 4.0 (c) "КРИПТО-ПРО", 2002-2018.
Утилита командной строки для подписи и шифрования файлов.
...
-hashAlg задать алгоритм хэширования
OID OID алгоритма хэширования: 1.2.643.2.2.9 для ГОСТ Р 34.11-94
1.2.643.7.1.1.2.2 для ГОСТ Р 34.11-2012 256 bit
1.2.643.7.1.1.2.3 для ГОСТ Р 34.11-2012 512 bit
...
~/cryptopro/linux-amd64$ perl -E 'print "\xff" x 64' > ff
~/cryptopro/linux-amd64$ /opt/cprocsp/bin/amd64/cryptcp -hash -hashAlg 1.2.643.7.1.1.2.2 ff
CryptCP 4.0 (c) "КРИПТО-ПРО", 2002-2018.
Утилита командной строки для подписи и шифрования файлов.
Папка './':
ff... OK.
[ErrorCode: 0x00000000]
~/cryptopro/linux-amd64$ xxd ff.hsh
00000000: 964a 5ab6 0286 f106 2887 43e2 fe1a 422d .JZ.....(.C...B-
00000010: 1608 98ca 1bd5 35e8 31aa 500c fe34 d7e8 ......5.1.P..4..
Значение хэша соответствует реализации без ошибки.
next prev parent reply other threads:[~2019-05-25 21:32 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
2019-05-25 20:03 ` Vitaly Chikunov
2019-05-25 21:32 ` Vitaly Chikunov [this message]
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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