fastchain/gogost
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Pure Go GOST cryptographic functions library. GOST is GOvernment STandard of Russian Federation (and Soviet Union). * GOST 28147-89 (RFC 5830) block cipher with ECB, CNT (CTR), CFB, MAC CBC (RFC 4357) modes of operation * various 28147-89-related S-boxes included * GOST R 34.11-94 hash function (RFC 5831) * GOST R 34.11-2012 Стрибог (Streebog) hash function (RFC 6986) * GOST R 34.10-2001 (RFC 5832) public key signature function * GOST R 34.10-2012 (RFC 7091) public key signature function * various 34.10 curve parameters included * GOST R 34.12-2015 128-bit block cipher Кузнечик (Kuznechik) (RFC 7801) * GOST R 34.13-2015 padding methods Known problems: * intermediate calculation values are not zeroed * 34.10 is not time constant and slow GoGOST is free software: see the file COPYING for copying conditions. Please send questions, bug reports and patches to https://lists.cypherpunks.ru/mailman/listinfo/gost mailing list. Announcements also go to this mailing list. Development Git source code repository currently is located here: http://git.cypherpunks.ru/cgit.cgi/gogost.git/