CryptoPro KEK Diversification (RFC 4357, section 6.5)
Key encryption key
UKM (Initialization vector)
Optional substitution box, defaults to ID_GOST_28147_89_CRYPTO_PRO_A_PARAM_SET
ID_GOST_28147_89_CRYPTO_PRO_A_PARAM_SET
CryptoPro KEK Diversification (RFC 4357, section 6.5)