public byte[] DecryptBase64StringToBytes(string encryptedString)
        {
            var bytes = Encode.FromBase64StringToBytes(encryptedString);

            var decryptedBytes = DecryptToBytes(bytes);

            return(decryptedBytes);
        }
        public string EncryptToBase64String(byte[] bytes)
        {
            var encryptedBytes = EncryptToBytes(bytes);

            var encryptedString = Encode.ToBase64String(encryptedBytes);

            return(encryptedString);
        }