* VKO GOST R 34.10-2001 key agreement function (RFC 4357)
* VKO GOST R 34.10-2012 key agreement function (RFC 7836)
* KDF_GOSTR3411_2012_256 KDF function (RFC 7836)
* VKO GOST R 34.10-2001 key agreement function (RFC 4357)
* VKO GOST R 34.10-2012 key agreement function (RFC 7836)
* KDF_GOSTR3411_2012_256 KDF function (RFC 7836)