from nx_secure_x509.h:553
typedef struct NX_SECURE_X509_CRYPTO_STRUCT
{
USHORT nx_secure_x509_crypto_identifier;
const NX_CRYPTO_METHOD *nx_secure_x509_public_cipher_method;
const NX_CRYPTO_METHOD *nx_secure_x509_hash_method;
} NX_SECURE_X509_CRYPTO;