internal static extern unsafe bool CryptSetProvParam(IntPtr hProv, ProviderParam dwParam, ref void *pbData, int dwFlags);
internal static extern unsafe bool CryptSetProvParam(IntPtr hProv, ProviderParam dwParam, ref void* pbData, int dwFlags);
bool CryptSetProvParam(IntPtr hProv, ProviderParam dwParam, void* pbData, int dwFlags);