public void SetLoginInformationIconTest()
        {
            // Arrange
            byte[] derivedKey = new byte[16] {
                111, 222, 31, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
            };

            SymmetricKeyAlgorithm ska = SymmetricKeyAlgorithm.GenerateNew(SymmetricEncryptionAlgorithm.AES_CTR);

            LoginInformationSecret loginInformationSecret = new LoginInformationSecret(loginInformation, "does not matter", ska, derivedKey);

            byte[] newIcon = new byte[] { 1, 2, 44, 55, 66, 33, 89, 23, 222, 111, 100, 99, 45, 127, 198, 255 };

            // Act
            bool shouldBeTrue = loginInformationSecret.SetIcon(newIcon, derivedKey);

            byte[] loginInformationIcon2 = loginInformationSecret.GetIcon(derivedKey);
            bool   shouldBeFalse         = loginInformationSecret.SetIcon(newIcon, new byte[] { 13, 129, 3, 99, 134, 255, 0 });

            // Assert
            Assert.IsTrue(shouldBeTrue);
            Assert.IsFalse(shouldBeFalse);
            CollectionAssert.AreEqual(newIcon, loginInformationIcon2);
        }