Microsoft.IdentityModel.Tokens.Cng static class Cng Documentation Code public enum OpenAlgorithmProviderFlags public const string BCRYPT_AES_ALGORITHM = "AES" public const string BCRYPT_CHAIN_MODE_GCM = "ChainingModeGCM" public static SafeAlgorithmHandle BCryptOpenAlgorithmProvider(string pszAlgId, string pszImplementation, OpenAlgorithmProviderFlags dwFlags) public static void SetCipherMode(this SafeAlgorithmHandle hAlg, string cipherMode)