public void WriteReadEncryptedJson()
        {
            var orig = SampleClass1.Randomize();
            var path = _sut.GetTempFilePath();
            var pwd  = F.ke.Word.SHA1ForUTF8();

            _sut.EncryptJsonToFile(path, orig, pwd);

            var dcryptd = _sut.DecryptJsonFile <SampleClass1>(path, pwd);

            dcryptd.Number1.Should().Be(orig.Number1);
            dcryptd.Text1.Should().Be(orig.Text1);

            _sut.Delete(path);
        }